Dengan konsep komposisi dua fungsi:

<img align="middle" alt="begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell left parenthesis straight g ring operator straight f right parenthesis left parenthesis straight x right parenthesis end cell equals cell straight g left parenthesis straight f left parenthesis straight x right parenthesis right parenthesis end cell row blank equals cell 3 straight f left parenthesis straight x right parenthesis plus 7 end cell row blank equals cell 3 left parenthesis 4 straight x minus 3 right parenthesis plus 7 end cell row blank equals cell 12 straight x minus 9 plus 7 end cell row blank equals cell 12 straight x minus 2 end cell end table end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mtable columnspacing=¨0px¨ columnalign=¨right center left¨»«mtr»«mtd»«mo»(«/mo»«mi mathvariant=¨normal¨»g«/mi»«mo»§#8728;«/mo»«mi mathvariant=¨normal¨»f«/mi»«mo»)«/mo»«mo»(«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»)«/mo»«/mtd»«mtd»«mo»=«/mo»«/mtd»«mtd»«mi mathvariant=¨normal¨»g«/mi»«mo»(«/mo»«mi mathvariant=¨normal¨»f«/mi»«mo»(«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»)«/mo»«mo»)«/mo»«/mtd»«/mtr»«mtr»«mtd/»«mtd»«mo»=«/mo»«/mtd»«mtd»«mn»3«/mn»«mi mathvariant=¨normal¨»f«/mi»«mo»(«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»)«/mo»«mo»+«/mo»«mn»7«/mn»«/mtd»«/mtr»«mtr»«mtd/»«mtd»«mo»=«/mo»«/mtd»«mtd»«mn»3«/mn»«mo»(«/mo»«mn»4«/mn»«mi mathvariant=¨normal¨»x«/mi»«mo»-«/mo»«mn»3«/mn»«mo»)«/mo»«mo»+«/mo»«mn»7«/mn»«/mtd»«/mtr»«mtr»«mtd/»«mtd»«mo»=«/mo»«/mtd»«mtd»«mn»12«/mn»«mi mathvariant=¨normal¨»x«/mi»«mo»-«/mo»«mn»9«/mn»«mo»+«/mo»«mn»7«/mn»«/mtd»«/mtr»«mtr»«mtd/»«mtd»«mo»=«/mo»«/mtd»«mtd»«mn»12«/mn»«mi mathvariant=¨normal¨»x«/mi»«mo»-«/mo»«mn»2«/mn»«/mtd»«/mtr»«/mtable»«/mstyle»«/math»" height="95" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -48px;" width="155" />&nbsp;

Jadi, Jika&nbsp;<img align="middle" alt="Error converting from MathML to accessible text." class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi mathvariant=¨normal¨ mathsize=¨14px¨»f«/mi»«mo mathsize=¨14px¨»(«/mo»«mi mathvariant=¨normal¨ mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»)«/mo»«mo mathsize=¨14px¨»=«/mo»«mn mathsize=¨14px¨»4«/mn»«mi mathvariant=¨normal¨ mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»-«/mo»«mn mathsize=¨14px¨»3«/mn»«/math»" height="14" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="81" />&nbsp;dan&nbsp;<img align="middle" alt="begin mathsize 14px style straight g left parenthesis straight x right parenthesis equals 3 straight x plus 7 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi mathvariant=¨normal¨»g«/mi»«mo»(«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»)«/mo»«mo»=«/mo»«mn»3«/mn»«mi mathvariant=¨normal¨»x«/mi»«mo»+«/mo»«mn»7«/mn»«/mrow»«/mstyle»«/math»" height="15" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -3px;" width="86" />, Maka&nbsp;&nbsp;<img align="middle" alt="Error converting from MathML to accessible text." class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mtable columnspacing=¨0px¨ columnalign=¨right center left¨»«mtr»«mtd/»«mtd/»«mtd»«mo mathsize=¨14px¨»(«/mo»«mi mathvariant=¨normal¨ mathsize=¨14px¨»g«/mi»«mo mathsize=¨14px¨»§#8728;«/mo»«mi mathvariant=¨normal¨ mathsize=¨14px¨»f«/mi»«mo mathsize=¨14px¨»)«/mo»«mo mathsize=¨14px¨»(«/mo»«mi mathvariant=¨normal¨ mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»)«/mo»«/mtd»«/mtr»«/mtable»«mtable columnspacing=¨0px¨ columnalign=¨right center left¨»«mtr»«mtd/»«mtd»«mo mathsize=¨14px¨»=«/mo»«/mtd»«mtd/»«/mtr»«/mtable»«mtable columnspacing=¨0px¨ columnalign=¨right center left¨»«mtr»«mtd/»«mtd/»«mtd»«mn mathsize=¨14px¨»12«/mn»«/mtd»«/mtr»«/mtable»«mtable columnspacing=¨0px¨ columnalign=¨right center left¨»«mtr»«mtd/»«mtd/»«mtd»«mi mathvariant=¨normal¨ mathsize=¨14px¨»x«/mi»«/mtd»«/mtr»«/mtable»«mtable columnspacing=¨0px¨ columnalign=¨right center left¨»«mtr»«mtd/»«mtd/»«mtd»«mo mathsize=¨14px¨»-«/mo»«/mtd»«/mtr»«/mtable»«mtable columnspacing=¨0px¨ columnalign=¨right center left¨»«mtr»«mtd/»«mtd/»«mtd»«mn mathsize=¨14px¨»2«/mn»«/mtd»«/mtr»«/mtable»«/math»" height="15" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -3px;" width="119" />.

Oleh karena itu, Jawaban yang benar adalah E

Diketahui&nbsp;<img align="middle" alt="Error converting from MathML to accessible text." class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi mathvariant=¨normal¨ mathsize=¨14px¨»f«/mi»«mo mathsize=¨14px¨»:«/mo»«mi mathvariant=¨normal¨ mathsize=¨14px¨»R«/mi»«mo mathsize=¨14px¨»§#8594;«/mo»«mi mathvariant=¨normal¨ mathsize=¨14px¨»R«/mi»«/math»" height="11" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -1px;" width="46" />&nbsp;dan&nbsp;<img align="middle" alt="Error converting from MathML to accessible text." class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi mathvariant=¨normal¨ mathsize=¨14px¨»g«/mi»«mo mathsize=¨14px¨»:«/mo»«mi mathvariant=¨normal¨ mathsize=¨14px¨»R«/mi»«mo mathsize=¨14px¨»§#8594;«/mo»«mi mathvariant=¨normal¨ mathsize=¨14px¨»R«/mi»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -3px;" width="50" />&nbsp;dengan <img align="middle" alt="Error converting from MathML to accessible text." class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi mathvariant=¨normal¨ mathsize=¨14px¨»f«/mi»«mo mathsize=¨14px¨»(«/mo»«mi mathvariant=¨normal¨ mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»)«/mo»«mo mathsize=¨14px¨»=«/mo»«mn mathsize=¨14px¨»4«/mn»«mi mathvariant=¨normal¨ mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»-«/mo»«mn mathsize=¨14px¨»3«/mn»«/math»" height="14" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="81" />&nbsp;dan&nbsp;<img align="middle" alt="begin mathsize 14px style straight g left parenthesis straight x right parenthesis equals 3 straight x plus 7 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi mathvariant=¨normal¨»g«/mi»«mo»(«/mo»«mi mathvariant=¨normal¨»x«/mi»«mo»)«/mo»«mo»=«/mo»«mn»3«/mn»«mi mathvariant=¨normal¨»x«/mi»«mo»+«/mo»«mn»7«/mn»«/mrow»«/mstyle»«/math»" height="15" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAFYAAAAPCAYAAAB+1zjIAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAMyZLetQAAAfNJREFUeNrtmD1IA0EQhY8gEiTYSLASIQRJZSfB0s4iiE1KkWAnYiVIEIsgQrCSYCdiJYKISAgiWIikEMHKKgREREQkrYiEwPkGJnCsu3fu7cYU3oOvudufuZnd2dlzHH0VwYZG26ITKVBz4FizzxH3i6TQAHgEI5r9qH0TDFoO8D1og09wCaYsju/+so0MbS2BSkhDK9zfls5BFsQ44Kvg+Y8dK4oWTjnMZKcgF9LQHPfv5W5q9dmxm2Bc9qLAW/0drEgGp+cJIUJXIOV5NgbqIC70HfL5cDcAP9GKnQQHQtB1bLPh2AwoyV6QIy/AMDuhJBm8I+lHxl57HF4FacXkbcurtOv4F8VK0bHNNQxw13c/1GSv+0Wtoxh0BpyBNZD3mbzdgxRAK3aa00zWwDaTFVtQrVbVR4uDv6miAt2AQ5/JE5xKbKeCrpK8OMLYZuLYGKfPpKrBnZA/Y5LBVYcXnfb7TKpPhxfZ+xHSNhPH5oPq+kWwywZSvjqRDC4rtzJcT8Y5MDVFnbvHW8aWap6tT7tox8A2E8eSn+aDGi3zQfAEZrnwFuu0psc4MvgWTHjapPmQ8F4GRkHD8gUhx06jvP8KtrnkcjRtM1XLJz0q1YiutOaqClfCBbBl4ccKFc3r//k/ACXhB/DF6aAsbK1ImvoGPdyNTlliao4AAAD5dEVYdE1hdGhNTAA8bWF0aCB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMTk5OC9NYXRoL01hdGhNTCI+PG1zdHlsZSBtYXRoc2l6ZT0iMTRweCI+PG1pIG1hdGh2YXJpYW50PSJub3JtYWwiPmc8L21pPjxtbz4oPC9tbz48bWkgbWF0aHZhcmlhbnQ9Im5vcm1hbCI+eDwvbWk+PG1vPik8L21vPjxtbz49PC9tbz48bW4+MzwvbW4+PG1pIG1hdGh2YXJpYW50PSJub3JtYWwiPng8L21pPjxtbz4rPC9tbz48bW4+NzwvbW4+PC9tc3R5bGU+PC9tYXRoPgMZ680AAAAASUVORK5CYII=" style="max-width: none; vertical-align: -3px;" width="86" />, Maka <img align="middle" alt="Error converting from MathML to accessible text." class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»(«/mo»«mrow»«mi mathvariant=¨normal¨ mathsize=¨14px¨»g«/mi»«mo mathsize=¨14px¨»§#8728;«/mo»«mi mathvariant=¨normal¨ mathsize=¨14px¨»f«/mi»«mo mathsize=¨14px¨»)«/mo»«mo mathsize=¨14px¨»(«/mo»«mi mathvariant=¨normal¨ mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»)«/mo»«mo mathsize=¨14px¨»=«/mo»«mo mathsize=¨14px¨».«/mo»«mo mathsize=¨14px¨».«/mo»«mo mathsize=¨14px¨».«/mo»«mo mathsize=¨14px¨».«/mo»«/mrow»«/math»" height="17" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -3px;" width="91" />

matematika

bahasa indonesia

ipa terpadu

fisika

biologi

bahasa inggris

geografi

sosiologi

sejarah

kimia

ekonomi

Diketahui dan dengan dan , Maka

Jawaban: