<img align="middle" alt="open curly brackets 222 degree comma space 318 degree close curly brackets" class="Wirisformula" data-latex="\left\{222^\circ,\;318^\circ\right\}" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced open=¨{¨ close=¨}¨»«mrow»«mn»222«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»318«/mn»«mo»§#176;«/mo»«/mrow»«/mfenced»«/math»" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAFQAAAAUCAYAAAATMxqtAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAALV/ZLFgAAAgtJREFUeNrtljFIAlEYx48jokECB5EGCSKaIoIIiYb2EGmNhpDAoaHJLRqDaGhwaImGkGiJkGgIGhskaBCHiKBBJCRcIsRBhOv/4B9c7+703Xmaw/vDD31333v3+b/n9z3DGA3tgib45vdRlO8ct0DdNk6BR9Dm5ymISHPCihFJJsAMv6sqDZ65dgvcg2WXuDlwAMoe60yCE/DJtUQOl2BWIcc6vXNIuB+3je/AGjA53gHX0pywYppMftqnoUWQ5NpjYA9UXeIKIAMsj3UewKItR5PjN4Uc47znkNUjeZO7YBAxWfDFRLN9/C2FqY0u971+o5gTla5FpX9stxytIIaKN/M+pBi/Ei9pAZyzxPg1dB08gSWOV0EFbCo+37Gu2LavPSbdgo0hxfiRRWp8WUYAQ4VyvN/g57aPHIR3MflBGY/gCAt0usuCYcX0s0NXWJuTAQwVNf6FcyNsbGe8riJHfZ4CJZdAsXOvpG43qJgwFJMaiaqhZXZvuyZosopK9PCP2i5F+calWA8iJsyd2gxgaNvW4e0NrqX43I7Kw0Stm1eoh2HEeKngcsSSj2RJ21nyGOQDGFrkkcu0mbkPLoI2JbeLlgeDiPHSR49zaYoH+w5jD2mGoZCDXN/zbEi/ax2B8X4MrSp0yf9QxRhtJXjCcD2L1UYs2ZzP48t/qEbvtLS0tLS0tLS01PUDA/uleIm8NEEAAADBdEVYdE1hdGhNTAA8bWF0aCB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMTk5OC9NYXRoL01hdGhNTCI+PG1mZW5jZWQgY2xvc2U9In0iIG9wZW49InsiPjxtcm93Pjxtbj4yMjI8L21uPjxtbz4mI3hCMDs8L21vPjxtbz4sPC9tbz48bW8+JiN4QTA7PC9tbz48bW4+MzE4PC9tbj48bW8+JiN4QjA7PC9tbz48L21yb3c+PC9tZmVuY2VkPjwvbWF0aD4w0RHrAAAAAElFTkSuQmCC" style="max-width: none;" />&nbsp;

<img align="middle" alt="open curly brackets 222 degree close curly brackets" class="Wirisformula" data-latex="\left\{222^\circ\right\}" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced open=¨{¨ close=¨}¨»«mrow»«mn»222«/mn»«mo»§#176;«/mo»«/mrow»«/mfenced»«/math»" role="math" src="data:image/png;base64,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" style="max-width: none;" />&nbsp;

<img align="middle" alt="open curly brackets 318 degree close curly brackets" class="Wirisformula" data-latex="\left\{318^\circ\right\}" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced open=¨{¨ close=¨}¨»«mrow»«mn»318«/mn»«mo»§#176;«/mo»«/mrow»«/mfenced»«/math»" role="math" src="data:image/png;base64,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" style="max-width: none;" />&nbsp;

<img align="middle" alt="open curly brackets 42 degree comma space 318 degree close curly brackets" class="Wirisformula" data-latex="\left\{42^\circ,\;318^\circ\right\}" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced open=¨{¨ close=¨}¨»«mrow»«mn»42«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»318«/mn»«mo»§#176;«/mo»«/mrow»«/mfenced»«/math»" role="math" src="data:image/png;base64,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" style="max-width: none;" />&nbsp;

Himpunan nilai <m:r><img align="middle" alt="x" class="Wirisformula" data-latex="x" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»x«/mi»«/math»" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAMCAYAAABbayygAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAHXkAHPQAAAGNJREFUeNpjYECADUBsicQXBOLdQCzJgAakgfgMEDMBMRsQrwFiFQYcoByK5wOxAQMeoATEf4DYHp8iUSA+CsThQNyISxEP1OE6UP5sIDZFVwRy+BYgtkYSEwbik0DMwTAcAQBJUwv2GOmnhgAAAEl0RVh0TWF0aE1MADxtYXRoIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8xOTk4L01hdGgvTWF0aE1MIj48bWk+eDwvbWk+PC9tYXRoPsEO5CUAAAAASUVORK5CYII=" style="max-width: none;" /></m:r>&nbsp;yang memenuhi <img align="middle" alt="sin x equals sin open parentheses negative 42 degree close parentheses" class="Wirisformula" data-latex="\sin x=\sin\left(-42^\circ\right)" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»sin«/mi»«mi»x«/mi»«mo»=«/mo»«mi»sin«/mi»«mfenced»«mrow»«mo»-«/mo»«mn»42«/mn»«mo»§#176;«/mo»«/mrow»«/mfenced»«/math»" role="math" src="data:image/png;base64,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" style="max-width: none;" />&nbsp;dengan <img align="middle" alt="0 degree less than x less than 360 degree" class="Wirisformula" data-latex="0^\circ&lt;x&lt;360^\circ" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mn»0«/mn»«mo»§#176;«/mo»«mo»§#60;«/mo»«mi»x«/mi»«mo»§#60;«/mo»«mn»360«/mn»«mo»§#176;«/mo»«/math»" role="math" src="data:image/png;base64,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" style="max-width: none;" />&nbsp;adalah ....

Himpunan nilai <m:r>x</m:r>&nbsp;yang memenuhi <m:ctrlpr></m:ctrlpr> <m:r><m:rpr><m:scr m:val="roman"><m:sty m:val="p"></m:sty></m:scr></m:rpr>cos</m:r> <m:r>x&nbsp;</m:r><m:r>=</m:r> <m:ctrlpr></m:ctrlpr> <m:r><m:rpr><m:scr m:val="roman"><m:sty m:val="p"></m:sty></m:scr></m:rpr>cos</m:r> <m:r>73&deg;&nbsp;</m:r>dengan <m:r>0&deg; &lt;&nbsp;</m:r><m:r>x&nbsp;</m:r><m:r>&lt; 360&deg;</m:r>&nbsp;adalah ....

<m:omathpara><m:omath><m:d><m:dpr><m:begchr m:val="{"><m:endchr m:val="}"><m:ctrlpr></m:ctrlpr></m:endchr></m:begchr></m:dpr><m:e><m:r>{-</m:r><m:r>120&deg;,-30&deg;,60&deg;,150&deg;}</m:r></m:e></m:d></m:omath></m:omathpara>

<m:omathpara><m:omath><m:d><m:dpr><m:begchr m:val="{"><m:endchr m:val="}"><m:ctrlpr></m:ctrlpr></m:endchr></m:begchr></m:dpr><m:e><m:r>{-</m:r><m:r>120&deg;,60&deg;,120&deg;}</m:r></m:e></m:d></m:omath></m:omathpara>

<m:omathpara><m:omath><m:d><m:dpr><m:begchr m:val="{"><m:endchr m:val="}"><m:ctrlpr></m:ctrlpr></m:endchr></m:begchr></m:dpr><m:e><m:r>{-</m:r><m:r>120&deg;,60&deg;,150&deg;}</m:r></m:e></m:d></m:omath></m:omathpara>

Himpunan nilai <m:r>x</m:r>&nbsp;yang memenuhi <m:ctrlpr></m:ctrlpr> <m:r><m:rpr><m:scr m:val="roman"><m:sty m:val="p"></m:sty></m:scr></m:rpr>tan</m:r> <m:r>2</m:r><m:r>x&nbsp;</m:r><m:r>=</m:r> <m:ctrlpr></m:ctrlpr> <m:r><m:rpr><m:scr m:val="roman"><m:sty m:val="p"></m:sty></m:scr></m:rpr>tan</m:r> <m:r>120&deg;</m:r>&nbsp;dengan <m:r>-</m:r><m:r>180 &lt;&nbsp;</m:r><m:r>x&nbsp;</m:r><m:r>&lt; 180&deg;</m:r>&nbsp;adalah ....

Himpunan nilai <m:r>x</m:r> yang memenuhi <m:ctrlpr></m:ctrlpr> <m:r><m:rpr><m:scr m:val="roman"><m:sty m:val="p"></m:sty></m:scr></m:rpr>sin</m:r> <m:r>5</m:r><m:r>x&nbsp;</m:r><m:r>= -1</m:r> dengan <m:r>-</m:r><m:r>180 &le;&nbsp;</m:r><m:r>x&nbsp;</m:r><m:r>&le; 0&deg;</m:r>&nbsp;adalah ....

Himpunan nilai <m:r>x</m:r>&nbsp;yang memenuhi <m:ctrlpr></m:ctrlpr> <m:r><m:rpr><m:scr m:val="roman"><m:sty m:val="p"></m:sty></m:scr></m:rpr>tan</m:r> <m:r>2</m:r><m:r>x&nbsp;</m:r><m:r>=</m:r> <m:ctrlpr></m:ctrlpr> <m:r></m:r><img align="middle" alt="begin mathsize 14px style 1 third square root of 3 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mfrac»«mn»1«/mn»«mn»3«/mn»«/mfrac»«msqrt»«mn»3«/mn»«/msqrt»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{\frac13\sqrt3}" height="30" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -11px;" width="38" />&nbsp;dengan <m:r>0&deg; &lt;&nbsp;</m:r><m:r>x&nbsp;</m:r><m:r>&lt; 180&deg;</m:r>&nbsp;adalah ....

<img align="middle" alt="undefined" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo mathsize=¨14px¨»{«/mo»«mn mathsize=¨14px¨»15«/mn»«mo mathsize=¨14px¨»§#176;«/mo»«mo mathsize=¨14px¨»,«/mo»«mo mathsize=¨14px¨»§#160;«/mo»«mn mathsize=¨14px¨»345«/mn»«mo mathsize=¨14px¨»§#176;«/mo»«mo mathsize=¨14px¨»}«/mo»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="75" />&nbsp;

<img align="middle" alt="begin mathsize 14px style left curly bracket 345 degree comma space 375 degree right curly bracket end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»{«/mo»«mn»345«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»375«/mn»«mo»§#176;«/mo»«mo»}«/mo»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="84" />&nbsp;

<img align="middle" alt="begin mathsize 14px style left curly bracket 225 degree comma space 345 degree right curly bracket end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»{«/mo»«mn»225«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»345«/mn»«mo»§#176;«/mo»«mo»}«/mo»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="84" />&nbsp;

<img align="middle" alt="begin mathsize 14px style left curly bracket 245 degree comma space 315 degree right curly bracket end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»{«/mo»«mn»245«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»315«/mn»«mo»§#176;«/mo»«mo»}«/mo»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAFQAAAANCAYAAAA36kn+AAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAALV/ZLFgAAAedJREFUeNrNlj9IAzEUxo/iJEUQKcWhCEWcRFzkcHJxklLERYqDlEIHBydXRxdHBzcRKSKIiIiDu0MXEekgIjiUUjq4iBSHo3B+T17hbJNcLmntPfhxf5LLfXxJXp7jxCN2QBt88X0cI7LGLdAKPOfAA/D4egySiu/zwBe89yUEg0RmQJbvdYP++cgav8E9WBL0mwP74Fkyjo3GFnvXF+R+OvB8B1ZAgp9L4EoiaBK8KAwNC/r3LJiJaOgNcFnjGNgFdUG/CigqtNhoTHNb5EETvAocieCChaFl8MlCyxbbkkz9ULTbGKrS6JsMSjPzLnhPqeFSMYb/D/mNJnsBnLCeYRjqRBmXlu1ryEe3YF2w1WtgKsRQynFNcA4WB2xmN981eNIdQ0NtNJJ3qd4Bi5LOSf5JXtB2BjY0Z3qcJ+QJrA5hhS5zjncNDLXV2Jefp0FV0JFW7gUnY9PTsTdSitPWNmjsNwtDTTVW2cM/4Qm28zVfjXOJICY00ovNSm0PwNCoGjs6P6OcOW+bnBGngdyW5VJnU3O8iqJU65Z2bsCEQ3BkYKiNRu1T3mQ7i9pLXMp4nJsKEYQ2Q+rSHBf2He57wKWTTmoalEapoXWNU3IUUXPiHRmuMPpiTdYwwtgD2zE3tMHe/cYP32+lEdv2TA8AAADDdEVYdE1hdGhNTAA8bWF0aCB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMTk5OC9NYXRoL01hdGhNTCI+PG1zdHlsZSBtYXRoc2l6ZT0iMTRweCI+PG1vPns8L21vPjxtbj4yNDU8L21uPjxtbz4mI3hCMDs8L21vPjxtbz4sPC9tbz48bW8+JiN4QTA7PC9tbz48bW4+MzE1PC9tbj48bW8+JiN4QjA7PC9tbz48bW8+fTwvbW8+PC9tc3R5bGU+PC9tYXRoPk+E59IAAAAASUVORK5CYII=" style="max-width: none; vertical-align: -2px;" width="84" />&nbsp;

<img align="middle" alt="begin mathsize 14px style left curly bracket 75 degree comma space 345 degree right curly bracket end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»{«/mo»«mn»75«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»345«/mn»«mo»§#176;«/mo»«mo»}«/mo»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="75" />&nbsp;

Himpunan nilai <m:r>x</m:r> yang memenuhi <img align="middle" alt="begin mathsize 14px style cos space straight x equals cos space 15 degree end style" class="Wirisformula" data-latex="\style{font-size:14px}{\cos\;\mathrm x=\cos\;15^\circ}" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»cos«/mi»«mo»§#160;«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»=«/mo»«mi»cos«/mi»«mo»§#160;«/mo»«mn»15«/mn»«mo»§#176;«/mo»«/mrow»«/mstyle»«/math»" height="12" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="103" />&nbsp;dengan <img align="middle" alt="begin mathsize 14px style 0 degree less than straight x less than 360 degree end style" class="Wirisformula" data-latex="\style{font-size:14px}{0^\circ&lt;\mathrm x&lt;360^\circ}" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mn»0«/mn»«mo»§#176;«/mo»«mo»§#60;«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»§#60;«/mo»«mn»360«/mn»«mo»§#176;«/mo»«/mrow»«/mstyle»«/math»" height="12" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="89" />&nbsp;adalah ....

<img align="middle" alt="begin mathsize 14px style left curly bracket 50 degree right curly bracket end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»{«/mo»«mn»50«/mn»«mo»§#176;«/mo»«mo»}«/mo»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="34" />&nbsp;

<img align="middle" alt="begin mathsize 14px style left curly bracket 55 degree comma space 75 degree right curly bracket end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»{«/mo»«mn»55«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»75«/mn»«mo»§#176;«/mo»«mo»}«/mo»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="66" />&nbsp;

<img align="middle" alt="begin mathsize 14px style left curly bracket 65 degree comma space 75 degree right curly bracket end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»{«/mo»«mn»65«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»75«/mn»«mo»§#176;«/mo»«mo»}«/mo»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="66" />&nbsp;

<img align="middle" alt="begin mathsize 14px style left curly bracket 55 degree comma space 65 degree comma space 75 degree right curly bracket end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»{«/mo»«mn»55«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»65«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»75«/mn»«mo»§#176;«/mo»«mo»}«/mo»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="98" />&nbsp;

<img align="middle" alt="begin mathsize 14px style left curly bracket 35 degree comma space 45 degree comma space 65 degree comma space 85 degree right curly bracket end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»{«/mo»«mn»35«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»45«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»65«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»85«/mn»«mo»§#176;«/mo»«mo»}«/mo»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="130" />&nbsp;

Himpunan nilai <m:r>x</m:r> yang memenuhi <img align="middle" alt="begin mathsize 14px style sin left parenthesis negative straight x plus 5 degree right parenthesis equals cos space left parenthesis 25 degree minus 3 straight x right parenthesis end style" class="Wirisformula" data-latex="\style{font-size:14px}{\sin(-\mathrm x+5^\circ)=\cos\;(25^\circ-3\mathrm x)}" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»sin«/mi»«mo»(«/mo»«mo»-«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»+«/mo»«mn»5«/mn»«mo»§#176;«/mo»«mo»)«/mo»«mo»=«/mo»«mi»cos«/mi»«mo»§#160;«/mo»«mo»(«/mo»«mn»25«/mn»«mo»§#176;«/mo»«mo»-«/mo»«mn»3«/mn»«mi mathvariant=¨normal¨»x«/mi»«mo»)«/mo»«/mrow»«/mstyle»«/math»" height="14" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="192" />&nbsp;dengan <img align="middle" alt="begin mathsize 14px style 0 degree less or equal than straight x less or equal than 90 degree end style" class="Wirisformula" data-latex="\style{font-size:14px}{0^\circ\leq\mathrm x\leq90^\circ}" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mn»0«/mn»«mo»§#176;«/mo»«mo»§#8804;«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»§#8804;«/mo»«mn»90«/mn»«mo»§#176;«/mo»«/mrow»«/mstyle»«/math»" height="12" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="78" />&nbsp;adalah ....

<img align="middle" alt="begin mathsize 14px style left curly bracket 15 degree comma space 95 degree comma space 155 degree comma space 275 degree right curly bracket end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»{«/mo»«mn»15«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»95«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»155«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»275«/mn»«mo»§#176;«/mo»«mo»}«/mo»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="148" />&nbsp;

<img align="middle" alt="begin mathsize 14px style left curly bracket 25 degree comma space 75 degree comma space 115 degree comma space 315 degree right curly bracket end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»{«/mo»«mn»25«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»75«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»115«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»315«/mn»«mo»§#176;«/mo»«mo»}«/mo»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="148" />&nbsp;

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<img align="middle" alt="begin mathsize 14px style left curly bracket 25 degree comma space 75 degree comma space 195 degree comma space 255 degree right curly bracket end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»{«/mo»«mn»25«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»75«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»195«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»255«/mn»«mo»§#176;«/mo»«mo»}«/mo»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="148" />&nbsp;

<img align="middle" alt="size 14px left curly bracket size 14px 25 size 14px degree size 14px comma size 14px space size 14px 95 size 14px degree size 14px comma size 14px space size 14px 175 size 14px degree size 14px comma size 14px space size 14px 215 size 14px degree size 14px right curly bracket" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo mathsize=¨14px¨»{«/mo»«mn mathsize=¨14px¨»25«/mn»«mo mathsize=¨14px¨»§#176;«/mo»«mo mathsize=¨14px¨»,«/mo»«mo mathsize=¨14px¨»§#160;«/mo»«mn mathsize=¨14px¨»95«/mn»«mo mathsize=¨14px¨»§#176;«/mo»«mo mathsize=¨14px¨»,«/mo»«mo mathsize=¨14px¨»§#160;«/mo»«mn mathsize=¨14px¨»175«/mn»«mo mathsize=¨14px¨»§#176;«/mo»«mo mathsize=¨14px¨»,«/mo»«mo mathsize=¨14px¨»§#160;«/mo»«mn mathsize=¨14px¨»215«/mn»«mo mathsize=¨14px¨»§#176;«/mo»«mo mathsize=¨14px¨»}«/mo»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="148" />&nbsp; &nbsp;&nbsp;

Himpunan penyelesaian dari <img align="middle" alt="begin mathsize 14px style sin space 2 straight x equals 1 half end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»sin«/mi»«mo»§#160;«/mo»«mn»2«/mn»«mi mathvariant=¨normal¨»x«/mi»«mo»=«/mo»«mfrac»«mn»1«/mn»«mn»2«/mn»«/mfrac»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{\sin\;2\mathrm x=\frac12}" height="30" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -11px;" width="73" />&nbsp;untuk <img align="middle" alt="begin mathsize 14px style 0 degree less or equal than straight x less or equal than 360 degree end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mn»0«/mn»«mo»§#176;«/mo»«mo»§#8804;«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»§#8804;«/mo»«mn»360«/mn»«mo»§#176;«/mo»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{0^\circ\leq\mathrm x\leq360^\circ}" height="12" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="87" />&nbsp;adalah &hellip;.

<img align="middle" alt="begin mathsize 14px style open curly brackets straight pi over 8 comma open straight pi over 4 close curly brackets close end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mfenced open=¨{¨ close=¨¨»«mrow»«mfrac»«mi mathvariant=¨normal¨»§#960;«/mi»«mn»8«/mn»«/mfrac»«mo»,«/mo»«mfenced open=¨¨ close=¨}¨»«mfrac»«mi mathvariant=¨normal¨»§#960;«/mi»«mn»4«/mn»«/mfrac»«/mfenced»«/mrow»«/mfenced»«/mstyle»«/math»" height="35" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -13px;" width="60" />&nbsp;

<img align="middle" alt="begin mathsize 14px style open curly brackets straight pi over 4 comma open fraction numerator 5 straight pi over denominator 8 end fraction close curly brackets close end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mfenced open=¨{¨ close=¨¨»«mrow»«mfrac»«mi mathvariant=¨normal¨»§#960;«/mi»«mn»4«/mn»«/mfrac»«mo»,«/mo»«mfenced open=¨¨ close=¨}¨»«mfrac»«mrow»«mn»5«/mn»«mi mathvariant=¨normal¨»§#960;«/mi»«/mrow»«mn»8«/mn»«/mfrac»«/mfenced»«/mrow»«/mfenced»«/mstyle»«/math»" height="35" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -13px;" width="69" />&nbsp;

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<img align="middle" alt="begin mathsize 14px style open curly brackets fraction numerator 5 straight pi over denominator 8 end fraction close curly brackets end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mfenced open=¨{¨ close=¨}¨ separators=¨|¨»«mfrac»«mrow»«mn»5«/mn»«mi mathvariant=¨normal¨»§#960;«/mi»«/mrow»«mn»8«/mn»«/mfrac»«/mfenced»«/mstyle»«/math»" height="35" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -13px;" width="42" />&nbsp;

<img align="middle" alt="begin mathsize 14px style open curly brackets straight pi over 8 apostrophe fraction numerator 5 straight pi over denominator 8 end fraction close curly brackets end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mfenced open=¨{¨ close=¨}¨ separators=¨|¨»«mrow»«mfrac»«mi mathvariant=¨normal¨»§#960;«/mi»«mn»8«/mn»«/mfrac»«mo»`«/mo»«mfrac»«mrow»«mn»5«/mn»«mi mathvariant=¨normal¨»§#960;«/mi»«/mrow»«mn»8«/mn»«/mfrac»«/mrow»«/mfenced»«/mstyle»«/math»" height="35" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAD8AAAAjCAYAAAAjS9I/AAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAWNPAnzwAAAipJREFUeNrtWjFIw0AUPYoUERFEnDoI4iDFoSDi4OAiRZxEKNJBHAQHByehg4NTwUmKq4M4uDk4uDk4ObiU4iDi4lCKSDcHKaUQ/6dfSJsmF5p3XE198GjTXvL+6yV39/9VKS8WiI8qXmA/aV2jFLFGXI+Z+az4SgU1OiWeqHiCfRWDGjwTlywE5vgQiUXx54smMWHJvGmwr0bUIG6ILZ+eujNoHqHrRAmCf70SMdnVtmG451G6Dur2Q5tvyoh8TcwY0h1I878YI24Sy8S1v2IePWBNEysGdGHmmwZniQniqwFdiHkO7tt1/CKrqKTm2m8+310SZ+T9LPGWuA3ShZvPEx9cxzvy/O1rrl3y+W6PWJeeLMv1UbpGbvt+RvSs5SWuNfMNS6vHUP4miVWDwoUBSG6qMpN4cCVzbJyxJT47cKBL9wIyLydCVuYYYhCK4tcz3eRi3vM58enBlOFnfhBQE5/W8uqhnOr+zcfBPK+xz4ifsiT9kjx8DhwsWgdi/l4KDglXpSUTkLj0C7QOxHxdVoTdK8QPsHm0DsT8BvFJtcvBjBXVLgvnwebROrAB70ja1+V119AghdSBmF+VQsIycVy1Nzou5HMk0DoQ8xWpuLgxKoEigdYJ9Be2Jtar3YjqLDEhgNRJ6M4Lu1fHNbZDV2Ac0HGvdDEikDpppdmrC7tLy8/fuQxCLUkY+Nwk2DxSp6BL21OS2dmutaHBft6VZn+eMa+G5J8ZP9+e5851/Vw2AAABP3RFWHRNYXRoTUwAPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtc3R5bGUgbWF0aHNpemU9IjE0cHgiPjxtZmVuY2VkIGNsb3NlPSJ9IiBvcGVuPSJ7IiBzZXBhcmF0b3JzPSJ8Ij48bXJvdz48bWZyYWM+PG1pIG1hdGh2YXJpYW50PSJub3JtYWwiPiYjeDNDMDs8L21pPjxtbj44PC9tbj48L21mcmFjPjxtbz4nPC9tbz48bWZyYWM+PG1yb3c+PG1uPjU8L21uPjxtaSBtYXRodmFyaWFudD0ibm9ybWFsIj4mI3gzQzA7PC9taT48L21yb3c+PG1uPjg8L21uPjwvbWZyYWM+PC9tcm93PjwvbWZlbmNlZD48L21zdHlsZT48L21hdGg+Qz0b0gAAAABJRU5ErkJggg==" style="max-width: none; vertical-align: -13px;" width="63" />&nbsp;

Himpunan penyelesaian dari <img align="middle" alt="begin mathsize 14px style sin space 3 straight x equals cos space straight x end style" class="Wirisformula" data-latex="\style{font-size:14px}{\sin\;3\mathrm x=\cos\;\mathrm x}" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»sin«/mi»«mo»§#160;«/mo»«mn»3«/mn»«mi mathvariant=¨normal¨»x«/mi»«mo»=«/mo»«mi»cos«/mi»«mo»§#160;«/mo»«mi mathvariant=¨normal¨»x«/mi»«/mrow»«/mstyle»«/math»" height="11" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAF4AAAALCAYAAAD2kToqAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAKIPF7gAAAAb1JREFUeNrtlr9Lw0AUxw+R4FBcREREhFKKg7gVEXFwk1JEBHEQJ1dxEvwLBHEUNxEHNxGRIiI4FBHpktFBukgoxcFFRBxCoX4ffAshXK750XTKgw/k7sjl3vfefXNK9Y6OSh5rwAYu+AOPoKSySD3uwAIYAsNgHziZLIMPEf8rk0GpDdAEbY216NpF8ETb+ADlkN+Rip8HF6Di6bc4X97TNw1ewIjBAk0ERQFcg2+w5xvbpg5NPkfRScXJ5wfMhPR4ab+BdQopFtIK+a/ocOG6b8nCaiDHdpUi9TNKnHeK3znzjC2BKwpj8XnZ975Jp1j5vIPDgOrSCV+I+QOWjVoEN9wwf6yAW3AANlM42bZhM6UaJz3tCfAcQScVJ59Z8Ao+wWoI4ZPefMZBI2BMkr2McIKiWI1rmM8N0WfSSSXJp8xJ0xZeKv9X078Lzkk+hYpvGOatscpNFW/SSSXJZy4l4e891jIKTsCppppsHuMc3xnrs/Ai2AMtRXz8WOPxFteg83iTTipOPt3j6aRkNRUuos0f8RGvlN2QxdV5W/LePqoUop9RpAgi3I7mVtPiTW3LYG9OD6sZZD5ZRIl/CiyHpRNWZ68AAADodEVYdE1hdGhNTAA8bWF0aCB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMTk5OC9NYXRoL01hdGhNTCI+PG1zdHlsZSBtYXRoc2l6ZT0iMTRweCI+PG1pPnNpbjwvbWk+PG1vPiYjeEEwOzwvbW8+PG1uPjM8L21uPjxtaSBtYXRodmFyaWFudD0ibm9ybWFsIj54PC9taT48bW8+PTwvbW8+PG1pPmNvczwvbWk+PG1vPiYjeEEwOzwvbW8+PG1pIG1hdGh2YXJpYW50PSJub3JtYWwiPng8L21pPjwvbXN0eWxlPjwvbWF0aD4RFy7XAAAAAElFTkSuQmCC" style="max-width: none; vertical-align: -1px;" width="94" />&nbsp;pada interval <img align="middle" alt="begin mathsize 14px style 0 degree less or equal than straight x less or equal than 180 degree end style" class="Wirisformula" data-latex="\style{font-size:14px}{0^\circ\leq\mathrm x\leq180^\circ}" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mn»0«/mn»«mo»§#176;«/mo»«mo»§#8804;«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»§#8804;«/mo»«mn»180«/mn»«mo»§#176;«/mo»«/mrow»«/mstyle»«/math»" height="12" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="87" />&nbsp;adalah &hellip;.

<img align="middle" alt="begin mathsize 14px style open curly brackets 90 degree comma space 120 degree comma space 150 degree close curly brackets end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mfenced open=¨{¨ close=¨}¨»«mrow»«mn»90«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»120«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»150«/mn»«mo»§#176;«/mo»«/mrow»«/mfenced»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="116" />&nbsp;

<img align="middle" alt="begin mathsize 14px style open curly brackets 30 degree comma space 60 degree comma space 90 degree comma space 120 degree close curly brackets end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mfenced open=¨{¨ close=¨}¨»«mrow»«mn»30«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»60«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»90«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»120«/mn»«mo»§#176;«/mo»«/mrow»«/mfenced»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="139" />&nbsp;

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<img align="middle" alt="begin mathsize 14px style open curly brackets 60 degree comma space 90 degree comma space 120 degree comma space 150 degree close curly brackets end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mfenced open=¨{¨ close=¨}¨»«mrow»«mn»60«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»90«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»120«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»150«/mn»«mo»§#176;«/mo»«/mrow»«/mfenced»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="148" />&nbsp;

<img align="middle" alt="begin mathsize 14px style open curly brackets 30 degree comma space 60 degree comma space 90 degree comma space 150 degree close curly brackets end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mfenced open=¨{¨ close=¨}¨»«mrow»«mn»30«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»60«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»90«/mn»«mo»§#176;«/mo»«mo»,«/mo»«mo»§#160;«/mo»«mn»150«/mn»«mo»§#176;«/mo»«/mrow»«/mfenced»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="139" />&nbsp;

Himpunan penyelesaian dari <img align="middle" alt="begin mathsize 14px style tan space 4 straight x degree equals negative tan space 2 straight x degree end style" class="Wirisformula" data-latex="\style{font-size:14px}{\tan\;4\mathrm x^\circ=-\tan\;2\mathrm x^\circ}" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»tan«/mi»«mo»§#160;«/mo»«mn»4«/mn»«mi mathvariant=¨normal¨»x«/mi»«mo»§#176;«/mo»«mo»=«/mo»«mo»-«/mo»«mi»tan«/mi»«mo»§#160;«/mo»«mn»2«/mn»«mi mathvariant=¨normal¨»x«/mi»«mo»§#176;«/mo»«/mrow»«/mstyle»«/math»" height="12" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="130" />&nbsp;pada interval <img align="middle" alt="begin mathsize 14px style 0 degree less than straight x less than 180 degree end style" class="Wirisformula" data-latex="\style{font-size:14px}{0^\circ&lt;\mathrm x&lt;180^\circ}" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mn»0«/mn»«mo»§#176;«/mo»«mo»§#60;«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»§#60;«/mo»«mn»180«/mn»«mo»§#176;«/mo»«/mrow»«/mstyle»«/math»" height="12" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="89" />&nbsp;adalah &hellip;.