<img align="middle" alt="begin mathsize 14px style y equals x squared plus 2 x plus 1 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»y«/mi»«mo»=«/mo»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«mn»2«/mn»«mi»x«/mi»«mo»+«/mo»«mn»1«/mn»«/mrow»«/mstyle»«/math»" height="17" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -3px;" width="98" />&nbsp;

<img align="middle" alt="undefined" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»x«/mi»«mo»+«/mo»«mi»y«/mi»«mo»=«/mo»«mn»10«/mn»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -3px;" width="67" />&nbsp;

<img align="middle" alt="begin mathsize 14px style 0 equals 3 x plus 9 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mn»0«/mn»«mo»=«/mo»«mn»3«/mn»«mi»x«/mi»«mo»+«/mo»«mn»9«/mn»«/mrow»«/mstyle»«/math»" height="11" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="68" />&nbsp;

<img align="middle" alt="begin mathsize 14px style x squared plus 4 equals 0 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«mn»4«/mn»«mo»=«/mo»«mn»0«/mn»«/mrow»«/mstyle»«/math»" height="15" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="65" />&nbsp;

Di bawah ini, yang merupakan persamaan kuadrat adalah ....

<img align="middle" alt="begin mathsize 14px style 3 over 2 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mfrac»«mn»3«/mn»«mn»2«/mn»«/mfrac»«/mstyle»«/math»" height="30" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -11px;" width="15" />&nbsp;

<img align="middle" alt="begin mathsize 14px style negative 2 over 3 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»-«/mo»«mfrac»«mn»2«/mn»«mn»3«/mn»«/mfrac»«/mrow»«/mstyle»«/math»" height="30" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -11px;" width="27" />&nbsp;

Nilai <m:omath><m:r>x</m:r><m:r> </m:r><m:r><m:rpr><m:scr m:val="roman"><m:sty m:val="p"></m:sty></m:scr></m:rpr>yang memenuhi <img align="middle" alt="begin mathsize 14px style 2 x plus 5 plus 3 over x equals 0 space end style" class="Wirisformula" data-latex="\style{font-size:14px}{2x+5+\frac3x=0\;}" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mn»2«/mn»«mi»x«/mi»«mo»+«/mo»«mn»5«/mn»«mo»+«/mo»«mfrac»«mn»3«/mn»«mi»x«/mi»«/mfrac»«mo»=«/mo»«mn»0«/mn»«mo»§#160;«/mo»«/mrow»«/mstyle»«/math»" height="30" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -11px;" width="103" />&nbsp;</m:r></m:omath>adalah ....

<img align="middle" alt="begin mathsize 14px style 1 third end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mfrac»«mn»1«/mn»«mn»3«/mn»«/mfrac»«/mstyle»«/math»" height="30" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -11px;" width="15" />&nbsp;

<img align="middle" alt="begin mathsize 14px style negative 1 third end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»-«/mo»«mfrac»«mn»1«/mn»«mn»3«/mn»«/mfrac»«/mrow»«/mstyle»«/math»" height="30" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -11px;" width="27" />&nbsp;

<img align="middle" alt="begin mathsize 14px style negative 3 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»-«/mo»«mn»3«/mn»«/mrow»«/mstyle»«/math»" height="11" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABUAAAALCAYAAACQy8Z9AAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAKIPF7gAAAAHpJREFUeNpjYCAP+AHxGSD+BcTfgHgHEJsyUAg2ALE5EDMBMQsQ5wHxQwYqA5DBr6llGMilekA8F4h9sCn4TwDjUv8YiOWp6W2QSy2BeA00jKkKRIH4FrUNBbn4C6WGbEHyLh8QdwHxJEoN9YEm/j9A/BSIW6HJinYAAIblG84qUARzAAAAdHRFWHRNYXRoTUwAPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtc3R5bGUgbWF0aHNpemU9IjE0cHgiPjxtbz4tPC9tbz48bW4+MzwvbW4+PC9tc3R5bGU+PC9tYXRoPoiXI5YAAAAASUVORK5CYII=" style="max-width: none; vertical-align: -1px;" width="21" />&nbsp;

<img align="middle" alt="begin mathsize 14px style 3 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mn»3«/mn»«/mstyle»«/math»" height="11" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAkAAAALCAYAAACtWacbAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAKIPF7gAAAAHNJREFUeNpjYIAAPyA+A8S/gPgbEO8AYlMGNLABiM2BmAmIWYA4D4gfMhAAIIWvcUmCTNID4rlA7INNwX8ofgzE8visAZlkCcRroG7EC0SB+BYhRSATv6ALbkEyng+Iu4B4EroiH2hg/gHip0DcCg0G4gEApqQT1pi+NlcAAABqdEVYdE1hdGhNTAA8bWF0aCB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMTk5OC9NYXRoL01hdGhNTCI+PG1zdHlsZSBtYXRoc2l6ZT0iMTRweCI+PG1uPjM8L21uPjwvbXN0eWxlPjwvbWF0aD6pLFIYAAAAAElFTkSuQmCC" style="max-width: none; vertical-align: -1px;" width="9" />&nbsp;

Nilai <img align="middle" alt="begin mathsize 14px style x end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mi»x«/mi»«/mstyle»«/math»" data-latex="\style{font-size:14px}x" height="8" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAICAYAAADA+m62AAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAHXkAHPQAAAGNJREFUeNpjYECADUBsicQXBOLdQCzJgAakgfgMEDMBMRsQrwFiFQYcoByK5wOxAQMeoATEf4DYHp8iUSA+CsThQNyISxEP1OE6UP5sIDZFVwRy+BYgtkYSEwbik0DMwUAqAACfQwv2q08w7gAAAGp0RVh0TWF0aE1MADxtYXRoIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8xOTk4L01hdGgvTWF0aE1MIj48bXN0eWxlIG1hdGhzaXplPSIxNHB4Ij48bWk+eDwvbWk+PC9tc3R5bGU+PC9tYXRoPjNvx4wAAAAASUVORK5CYII=" style="max-width: none; vertical-align: -1px;" width="10" />&nbsp;yang memenuhi <img align="middle" alt="begin mathsize 14px style 2 over 3 x squared plus 4 x equals negative 6 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mfrac»«mn»2«/mn»«mn»3«/mn»«/mfrac»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«mn»4«/mn»«mi»x«/mi»«mo»=«/mo»«mo»-«/mo»«mn»6«/mn»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{\frac23x^2+4x=-6}" height="30" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -11px;" width="104" />&nbsp;&nbsp;adalah ....

Salah satu nilai <m:omath><m:r>x</m:r></m:omath>&nbsp;yang memenuhi <img align="middle" alt="begin mathsize 14px style x squared minus 5 x plus c equals 0 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»-«/mo»«mn»5«/mn»«mi»x«/mi»«mo»+«/mo»«mi»c«/mi»«mo»=«/mo»«mn»0«/mn»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{x^2-5x+c=0}" height="15" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="97" />&nbsp;adalah 2. Maka nilai <m:omath><m:r>c</m:r></m:omath>&nbsp;&nbsp;adalah ....

Salah satu penyelesaian dari <img align="middle" alt="begin mathsize 14px style fraction numerator left parenthesis 2 plus k right parenthesis over denominator 3 end fraction x squared plus 4 x equals 15 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mfrac»«mrow»«mo»(«/mo»«mn»2«/mn»«mo»+«/mo»«mi»k«/mi»«mo»)«/mo»«/mrow»«mn»3«/mn»«/mfrac»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«mn»4«/mn»«mi»x«/mi»«mo»=«/mo»«mn»15«/mn»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{\frac{(2+k)}3x^2+4x=15}" height="33" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -11px;" width="133" />&nbsp;adalah 3. Maka nilai <m:r>k</m:r>&nbsp;&nbsp;adalah ....

<img align="middle" alt="begin mathsize 14px style straight x plus 3 straight y equals 5 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»	«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»+«/mo»«mn»3«/mn»«mi mathvariant=¨normal¨»y«/mi»«mo»=«/mo»«mn»5«/mn»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEEAAAANCAYAAAD2bQNSAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAKIPF7gAAAAXNJREFUeNpjYKAc/CdCjR8QnwHiX0D8DYh3ALEpA/3AfxyYqhYQAhuA2ByImYCYBYjzgPghnQNh0FkACojXgykQ2IB4NxArIYnJAvFhIOagciCAUoIeEM8FYh+oGA8Q34XKoQcUKLXwEZm08SVxotwI8vR+qINAYBMQq5CYv4hxCAg/BmJ5NLkpQByLJpYIxNOomBJA5dFTIF4KxAa4FDoC8TogLgHiUBplB1BsWwLxGmgZAQMaQHwcTe05qDg1ARcQB0DNdsGl6CAQz6dDmSAKxLfQxEBZ0hjKtoSmTHJSIrH2X8AmkQzEs6FYicaBAEoRX9DEvKBlBQM0yfrRsKAElTM30AU1oPU4B7Rc2ALEwlQMhC1IyR/kgC4gnoRF3TVofr1LZU/PRyqHlKBVdjiyAg5oflRDElOBFo5sVHKEDzSQ/0ALp1Zo6Y8OCqA1QjmVAyEZWiX/gpYHkQyDGPBAHcrHMIIBNavFIQuuALEWvS0FAOr4Zgft2Tg9AAAAxnRFWHRNYXRoTUwAPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtc3R5bGUgbWF0aHNpemU9IjE0cHgiPjxtaSBtYXRodmFyaWFudD0ibm9ybWFsIj54PC9taT48bW8+KzwvbW8+PG1uPjM8L21uPjxtaSBtYXRodmFyaWFudD0ibm9ybWFsIj55PC9taT48bW8+PTwvbW8+PG1uPjU8L21uPjwvbXN0eWxlPjwvbWF0aD4+prxhAAAAAElFTkSuQmCC" style="max-width: none; vertical-align: -3px;" width="65" />&nbsp;

<img align="middle" alt="begin mathsize 14px style 5 straight y minus 11 equals 4 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»	«/mo»«mn»5«/mn»«mi mathvariant=¨normal¨»y«/mi»«mo»-«/mo»«mn»11«/mn»«mo»=«/mo»«mn»4«/mn»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -3px;" width="73" />&nbsp;

<img align="middle" alt="begin mathsize 14px style 2 straight x minus 4 straight y equals 3 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mn»2«/mn»«mi mathvariant=¨normal¨»x«/mi»«mo»-«/mo»«mn»4«/mn»«mi mathvariant=¨normal¨»y«/mi»«mo»=«/mo»«mn»3«/mn»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -3px;" width="73" />&nbsp;

<img align="middle" alt="begin mathsize 14px style straight x squared plus 3 straight x minus 2 equals 0 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«msup»«mi mathvariant=¨normal¨»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«mn»3«/mn»«mi mathvariant=¨normal¨»x«/mi»«mo»-«/mo»«mn»2«/mn»«mo»=«/mo»«mn»0«/mn»«/mrow»«/mstyle»«/math»" height="15" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="96" />&nbsp;

Di bawah ini yang merupakan persamaan kuadrat adalah...

Jika&nbsp;<img align="middle" alt="begin mathsize 14px style 3 straight x minus 7 plus 4 over straight x equals 0 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mn»3«/mn»«mi mathvariant=¨normal¨»x«/mi»«mo»-«/mo»«mn»7«/mn»«mo»+«/mo»«mfrac»«mn»4«/mn»«mi mathvariant=¨normal¨»x«/mi»«/mfrac»«mo»=«/mo»«mn»0«/mn»«/mstyle»«/math»" data-latex="\style{font-size:14px}{3\mathrm x-7+\frac4{\mathrm x}=0}" height="30" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -11px;" width="96" />&nbsp;diubah ke bentuk umum persamaan kuadrat&nbsp;<img align="middle" alt="undefined" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«msup»«mi»ax«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«mi»bx«/mi»«mo»+«/mo»«mi mathvariant=¨normal¨»c«/mi»«mo»=«/mo»«mn»0«/mn»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{\mathrm{ax}^2+\mathrm{bx}+\mathrm c=0}" height="15" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="103" />&nbsp;, maka nilai&nbsp;<img align="middle" alt="begin mathsize 14px style straight a minus straight b minus straight c end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi mathvariant=¨normal¨»a«/mi»«mo»-«/mo»«mi mathvariant=¨normal¨»b«/mi»«mo»-«/mo»«mi mathvariant=¨normal¨»c«/mi»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{\mathrm a-\mathrm b-\mathrm c}" height="11" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="52" />&nbsp;adalah ...

<img align="middle" alt="begin mathsize 14px style 1 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mn»1«/mn»«/mstyle»«/math»" height="11" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAkAAAALCAYAAACtWacbAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAKIPF7gAAAACVJREFUeNpjYEAANSCuBeILDHjAYiBOBOL/DESAEazoPxZMPAAAilsPa51Kuk8AAABqdEVYdE1hdGhNTAA8bWF0aCB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMTk5OC9NYXRoL01hdGhNTCI+PG1zdHlsZSBtYXRoc2l6ZT0iMTRweCI+PG1uPjE8L21uPjwvbXN0eWxlPjwvbWF0aD6HfJuYAAAAAElFTkSuQmCC" style="max-width: none; vertical-align: -1px;" width="9" />&nbsp;

<img align="middle" alt="begin mathsize 14px style 2 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mn»2«/mn»«/mstyle»«/math»" height="11" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAkAAAALCAYAAACtWacbAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAKIPF7gAAAAFlJREFUeNpjYIAAHyA+DMS/oPQ0IOZhQANbgNgeiJmg/GQgXsNAAIAUfyOkSB6I7xJStAmIA3BJghy7FIj9cCkQB+LlQKyCS4EgEK+D0njdoEPIof9xYOIBAI/nEfKBV9eOAAAAanRFWHRNYXRoTUwAPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtc3R5bGUgbWF0aHNpemU9IjE0cHgiPjxtbj4yPC9tbj48L21zdHlsZT48L21hdGg+vgQ22AAAAABJRU5ErkJggg==" style="max-width: none; vertical-align: -1px;" width="9" />&nbsp;

<img align="middle" alt="begin mathsize 14px style 2 over 3 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mfrac»«mn»2«/mn»«mn»3«/mn»«/mfrac»«/mstyle»«/math»" height="30" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -11px;" width="15" />&nbsp;

<img align="middle" alt="begin mathsize 14px style negative 3 over 2 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»-«/mo»«mfrac»«mn»3«/mn»«mn»2«/mn»«/mfrac»«/mrow»«/mstyle»«/math»" height="30" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -11px;" width="27" />&nbsp;

Berikut ini, nilai <img align="middle" alt="begin mathsize 14px style x end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mi»x«/mi»«/mstyle»«/math»" data-latex="\style{font-size:14px}x" height="8" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAICAYAAADA+m62AAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAHXkAHPQAAAGNJREFUeNpjYECADUBsicQXBOLdQCzJgAakgfgMEDMBMRsQrwFiFQYcoByK5wOxAQMeoATEf4DYHp8iUSA+CsThQNyISxEP1OE6UP5sIDZFVwRy+BYgtkYSEwbik0DMwUAqAACfQwv2q08w7gAAAGp0RVh0TWF0aE1MADxtYXRoIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8xOTk4L01hdGgvTWF0aE1MIj48bXN0eWxlIG1hdGhzaXplPSIxNHB4Ij48bWk+eDwvbWk+PC9tc3R5bGU+PC9tYXRoPjNvx4wAAAAASUVORK5CYII=" style="max-width: none; vertical-align: -1px;" width="10" />&nbsp;yang memenuhi persamaan&nbsp;<img align="middle" alt="begin mathsize 14px style 3 x squared plus x minus 2 equals 0 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mn»3«/mn»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«mi»x«/mi»«mo»-«/mo»«mn»2«/mn»«mo»=«/mo»«mn»0«/mn»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{3x^2+x-2=0}" height="15" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="98" />&nbsp;adalah ....

<img align="middle" alt="begin mathsize 12px style minus end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mo»-«/mo»«/mstyle»«/math»" height="6" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAsAAAAGCAYAAAAVMmT4AAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAFsE5mEQAAABBJREFUeNpjYECA/3jwyAAAtK4G+lj5+zQAAABqdEVYdE1hdGhNTAA8bWF0aCB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMTk5OC9NYXRoL01hdGhNTCI+PG1zdHlsZSBtYXRoc2l6ZT0iMTJweCI+PG1vPi08L21vPjwvbXN0eWxlPjwvbWF0aD6DTsX5AAAAAElFTkSuQmCC" style="max-width: none; vertical-align: -1px;" width="11" />10

<img align="middle" alt="begin mathsize 12px style minus end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mo»-«/mo»«/mstyle»«/math»" height="6" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAsAAAAGCAYAAAAVMmT4AAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAFsE5mEQAAABBJREFUeNpjYECA/3jwyAAAtK4G+lj5+zQAAABqdEVYdE1hdGhNTAA8bWF0aCB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMTk5OC9NYXRoL01hdGhNTCI+PG1zdHlsZSBtYXRoc2l6ZT0iMTJweCI+PG1vPi08L21vPjwvbXN0eWxlPjwvbWF0aD6DTsX5AAAAAElFTkSuQmCC" style="max-width: none; vertical-align: -1px;" width="11" />20

Salah satu nilai <img align="middle" alt="begin mathsize 14px style x end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mi»x«/mi»«/mstyle»«/math»" data-latex="\style{font-size:14px}x" height="8" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAICAYAAADA+m62AAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAHXkAHPQAAAGNJREFUeNpjYECADUBsicQXBOLdQCzJgAakgfgMEDMBMRsQrwFiFQYcoByK5wOxAQMeoATEf4DYHp8iUSA+CsThQNyISxEP1OE6UP5sIDZFVwRy+BYgtkYSEwbik0DMwUAqAACfQwv2q08w7gAAAGp0RVh0TWF0aE1MADxtYXRoIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8xOTk4L01hdGgvTWF0aE1MIj48bXN0eWxlIG1hdGhzaXplPSIxNHB4Ij48bWk+eDwvbWk+PC9tc3R5bGU+PC9tYXRoPjNvx4wAAAAASUVORK5CYII=" style="max-width: none; vertical-align: -1px;" width="10" />&nbsp;yang memenuhi <m:ctrlpr></m:ctrlpr> <m:r></m:r><img align="middle" alt="begin mathsize 14px style straight x squared plus 8 straight x plus straight c equals 0 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«msup»«mi mathvariant=¨normal¨»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«mn»8«/mn»«mi mathvariant=¨normal¨»x«/mi»«mo»+«/mo»«mi mathvariant=¨normal¨»c«/mi»«mo»=«/mo»«mn»0«/mn»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{\mathrm x^2+8\mathrm x+\mathrm c=0}" height="15" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="95" />&nbsp;adalah <img align="middle" alt="begin mathsize 14px style 2 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mn»2«/mn»«/mstyle»«/math»" data-latex="\style{font-size:14px}2" height="11" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAkAAAALCAYAAACtWacbAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAKIPF7gAAAAFlJREFUeNpjYIAAHyA+DMS/oPQ0IOZhQANbgNgeiJmg/GQgXsNAAIAUfyOkSB6I7xJStAmIA3BJghy7FIj9cCkQB+LlQKyCS4EgEK+D0njdoEPIof9xYOIBAI/nEfKBV9eOAAAAanRFWHRNYXRoTUwAPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtc3R5bGUgbWF0aHNpemU9IjE0cHgiPjxtbj4yPC9tbj48L21zdHlsZT48L21hdGg+vgQ22AAAAABJRU5ErkJggg==" style="max-width: none; vertical-align: -1px;" width="9" />. Maka nilai <img align="middle" alt="begin mathsize 14px style c end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mi»c«/mi»«/mstyle»«/math»" data-latex="\style{font-size:14px}c" height="8" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAICAYAAADED76LAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAHXkAHPQAAAFFJREFUeNpjYEAF0kA8DYg/AXErmhyDCxAvhiriAeLZyJKCQHwFiDkYcIBwIF7IgAfEAvF8fAokoVboATETEEcCsSW6InEgXgfEz4G4gIFYAAAMfAp+gtRF9wAAAGp0RVh0TWF0aE1MADxtYXRoIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8xOTk4L01hdGgvTWF0aE1MIj48bXN0eWxlIG1hdGhzaXplPSIxNHB4Ij48bWk+YzwvbWk+PC9tc3R5bGU+PC9tYXRoPhqjBo0AAAAASUVORK5CYII=" style="max-width: none; vertical-align: -1px;" width="8" />&nbsp;adalah...

<img align="middle" alt="begin mathsize 14px style negative 2 over 5 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»-«/mo»«mfrac»«mn»2«/mn»«mn»5«/mn»«/mfrac»«/mrow»«/mstyle»«/math»" height="30" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -11px;" width="27" />&nbsp;

<img align="middle" alt="undefined" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mn»2«/mn»«/mstyle»«/math»" height="11" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAkAAAALCAYAAACtWacbAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAKIPF7gAAAAFlJREFUeNpjYIAAHyA+DMS/oPQ0IOZhQANbgNgeiJmg/GQgXsNAAIAUfyOkSB6I7xJStAmIA3BJghy7FIj9cCkQB+LlQKyCS4EgEK+D0njdoEPIof9xYOIBAI/nEfKBV9eOAAAAanRFWHRNYXRoTUwAPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtc3R5bGUgbWF0aHNpemU9IjE0cHgiPjxtbj4yPC9tbj48L21zdHlsZT48L21hdGg+vgQ22AAAAABJRU5ErkJggg==" style="max-width: none; vertical-align: -1px;" width="9" />&nbsp;

Salah satu penyelesaian dari&nbsp;<img align="middle" alt="begin mathsize 14px style left parenthesis 1 plus straight k right parenthesis straight x squared plus kx minus 4 straight k equals 0 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»(«/mo»«mn»1«/mn»«mo»+«/mo»«mi mathvariant=¨normal¨»k«/mi»«mo»)«/mo»«msup»«mi mathvariant=¨normal¨»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«mi»kx«/mi»«mo»-«/mo»«mn»4«/mn»«mi mathvariant=¨normal¨»k«/mi»«mo»=«/mo»«mn»0«/mn»«/mrow»«/mstyle»«/math»" data-latex="\style{font-size:14px}{(1+\mathrm k)\mathrm x^2+\mathrm{kx}-4\mathrm k=0}" height="16" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="145" />&nbsp;adalah -2. Maka nilai k adalah ...