Diketahui suatu fungsi memiliki rumus <img align="middle" alt="begin mathsize 14px style f open parentheses a plus 1 close parentheses minus f open parentheses a minus 1 close parentheses equals negative 3 a plus 1 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mi»f«/mi»«mfenced»«mrow»«mi»a«/mi»«mo»+«/mo»«mn»1«/mn»«/mrow»«/mfenced»«mo»-«/mo»«mi»f«/mi»«mfenced»«mrow»«mi»a«/mi»«mo»-«/mo»«mn»1«/mn»«/mrow»«/mfenced»«mo»=«/mo»«mo»-«/mo»«mn»3«/mn»«mi»a«/mi»«mo»+«/mo»«mn»1«/mn»«/mstyle»«/math»" height="15" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -3px;" width="184" />&nbsp;dan&nbsp;&nbsp;<img align="middle" alt="begin mathsize 14px style f open parentheses 2 close parentheses equals 3 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»f«/mi»«mfenced»«mn»2«/mn»«/mfenced»«mo»=«/mo»«mn»3«/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="51" />, maka nilai dari&nbsp;<img align="middle" alt="begin mathsize 14px style f open parentheses 6 close parentheses end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»f«/mi»«mfenced»«mn»6«/mn»«/mfenced»«/mrow»«/mstyle»«/math»" height="15" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -3px;" width="26" />&nbsp;adalah&nbsp;

<img align="middle" alt="begin mathsize 14px style misalkan space a equals 3
f open parentheses a plus 1 close parentheses minus f open parentheses a minus 1 close parentheses equals negative 3 a plus 1
f left parenthesis 4 right parenthesis minus f left parenthesis 2 right parenthesis equals negative 9 plus 1
f left parenthesis 4 right parenthesis minus 3 equals negative 8
f left parenthesis 4 right parenthesis equals 5
end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»misalkan«/mi»«mo»§#160;«/mo»«mi»a«/mi»«mo»=«/mo»«mn»3«/mn»«mspace linebreak=¨newline¨/»«mi»f«/mi»«mfenced»«mrow»«mi»a«/mi»«mo»+«/mo»«mn»1«/mn»«/mrow»«/mfenced»«mo»-«/mo»«mi»f«/mi»«mfenced»«mrow»«mi»a«/mi»«mo»-«/mo»«mn»1«/mn»«/mrow»«/mfenced»«mo»=«/mo»«mo»-«/mo»«mn»3«/mn»«mi»a«/mi»«mo»+«/mo»«mn»1«/mn»«mspace linebreak=¨newline¨/»«mi»f«/mi»«mo»(«/mo»«mn»4«/mn»«mo»)«/mo»«mo»-«/mo»«mi»f«/mi»«mo»(«/mo»«mn»2«/mn»«mo»)«/mo»«mo»=«/mo»«mo»-«/mo»«mn»9«/mn»«mo»+«/mo»«mn»1«/mn»«mspace linebreak=¨newline¨/»«mi»f«/mi»«mo»(«/mo»«mn»4«/mn»«mo»)«/mo»«mo»-«/mo»«mn»3«/mn»«mo»=«/mo»«mo»-«/mo»«mn»8«/mn»«mspace linebreak=¨newline¨/»«mi»f«/mi»«mo»(«/mo»«mn»4«/mn»«mo»)«/mo»«mo»=«/mo»«mn»5«/mn»«mspace linebreak=¨newline¨/»«/mrow»«/mstyle»«/math»" height="97" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAALgAAABhCAYAAABlAmsgAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAA46CYqAAAAB1BJREFUeNrtnWGEHVcUx6+1YsUKsVY+9MNSK6qiloioqihRVSsqX1ZERZV8qMqHChGrH6pKVeXDqn6JiogIK2JFVImKqqoQsVbUKlVRseoRsdaKtbye896Z7jVv5s29b+7cOW/e/8ex++a9N++eO2fuPXfm/ucaU462CUe7wn1r4hTZI7Idsm2yn8iOGdB4RiXAV8iOk42RjZNdIHuKw48Aj8UhsrtkL8n+JXuz4t/jIG/h8McJsNfIHkjX+YTsE7JzZGtywP8hO90nCE/LZ3Yz3uOu+aF0zfyZsx4B/j7ZPQkGn/0dJrsv/vwt++nHfrI/yBbk9WWyDwvqrJ/1g1vwN8h+IJtH+MUJ8GvSfRrJC9upLvVoqrVJH8RNspmc/d8ke13+f5vshWOAnyH7lWxygP3xSfqBlJ19eFZQB5+RfWu9virfr6Ku23JiziD06kkRXLal318nu0Q2ESAl4defSos6NeD+Zj3TngdysiRUOQAck/TnttWoAOUBzinOb2QbZO+l3uOW6rq08ruOAb4o+5vMKIfv/lwC/IUEXhKA29br0ClKwjTZnwi/4QhwO2feSG3jdOGi5LmuLThznuyXjF7Bd38uAb5q/Q63qs8j1DufQFsIv+EK8CMZAb4lg6oxGVS15YqFS8qyIOnCRIn9uQT4F2Sfyz6X5CpKaO5ZKckBsm/kt8AQBHjSNT/NSFHOSov4XFKPK6kAKmqBeX93rCspvvtzCfBxuXKyJAPY32WQGxI+GR9JWsWD3q9SV4cAiMZ4QQ4OAAAAAAAAAAAAAAAAAAAwFPAdvkVFZbk8gr7H9ruRsEiAb1XzHIlp2cbiglvKynlTyjVqvlfh98jAk5X+IvvIdNU5PDd6XLZNBfqNtkew8cSn1Zz3uTw8zXTfEPmu0e8yVC2gDhUr/8OKli9T2z42YWe7uRb6hgRbv88vSflCEMN3jX6XoWoBdchY6bBseiVarDiZz2nxBhHntgM6OS/lC0EM3zX6HZI8AbWGWDE/mr3pri+t7VygtKLGV5xbVaH3mzCK9Fi+x/A7hMrIl34Cai2x0jn7spQluznduas4t12y0ove3wlwkOvyPbTfIU4q3/IWCajVxAp3Gz87HuQy4tygZ2WgAx3Ld21+h2zB8wTUamKFlSvXMraz9OxAapuvOLeqQk+aMLKyWL7H8LuOFCUhS0CtJVZyR+ZZA60y4lyNg8xYvjd9kJkloNYSKx29Y9aTn7IulZUR54Ys9HdyeagssXzX5ndZXATUWmKlc2ZlPbBnn3Q7U6lBWdXi3KLulS89rZswNzw0+R7T77K4CKg1xEond+p3ZhXdrq5DnBvqlvWw+T7st+qjxwo/Ho1vRxdNJtI00Ye7vEsj6Hsov0cK7uqOwHcAAAAAAAAAAAAAAEAxPsJbzaJgCHdHnFDCW82iYAh3R5RBhLccKFmTXOoSBfP8CF6VbUf+fm96VTmahLvMnOlKungqKc++O+n4veCi3KbjK7w9aLpypLyKrkMUzDPcTpi9+Q78mdsVl60M70iPcsgK9ofyN1SAO4tym46P8DapuDN9Kq4uUbBNMsm+yrKV4bHpncl42DHtCq2OajQ+wtskQJYLKq4OUXCaGUljfMoWUxWzJj2hDademwjwsPgIbw/KgZlyqLjYouA0d02+yFWDcPeYtNavyOtZ6VkGqbc2AjwfH+HtddN/zfrQQeRTtoRJh6slWoS7LARYkd6JU5Z3Uz0VWvAA+AhvXVuPOkTByRWXW6Z3KW/XstUp3GWmTe86owjwkvgIb10rrg5RMKdPdzLyWq2DzCzOY5AZHh/hrWvF1SEK5pzbRcSgRbi7YvYeZTYuZWKN6FsI8LD4CG9dKq4uUbBLWqFJuMtjhCcynmA/l034BwnVkWapoqzwNgstouAqywaGgCqEt5pFwRDujhiahbcQBQMAAAAAAAAAAAAAoAoIe0EjgLAXNBatouOqV9QtA0/XvWK60wm4fJtycs8inPShVXRc9Yq6ZbhvugJhe6GlOdO7GBNQgGbRsU3eirp10DK9c8/59QbCSReaRcfGah3zVtS1ianI4Xnq/JiHo/Ka53GvmfDr0IAAraJW0bH9nbwVdUMxSNkuynst+XsO4aQPzaJjuwXPW1G3Lk7IOOS49HQ8+L0q24EiNIuO00wXDOJipij8OLRXU9smJOiBIjSLjrNa8i0l9bZjepfF43RvGyGlC82iY5cVdeuCL2FesIKcg3tR0jigCM2iY5cVdetiUk62llW+r42eJ9cCA2EvaDAQ9oJGA2EvAAAAAAAAAAAAAADAEYiOQSOA6Bg0Fs0rHRtT35o5oCFoXunYIJhBWbSLjhHgYGBii44H1WUCMBAxRcdlWnDe3zMZxM7hsAFXhkF0bPcMnErxqsAnceiAC7FFxyGEwXwZcxWHDrgwTKLjBD7x1nHogAuaRccJ3MMkD/3hRzWw4HcBhw64oFl0bJ9sLcnrHxs8Hg145LIQHYNGAtExaDQQHYPG8h+lc53gh+TLrgAAAyd0RVh0TWF0aE1MADxtYXRoIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8xOTk4L01hdGgvTWF0aE1MIj48bXN0eWxlIG1hdGhzaXplPSIxNHB4Ij48bWk+bWlzYWxrYW48L21pPjxtbz4mI3hBMDs8L21vPjxtaT5hPC9taT48bW8+PTwvbW8+PG1uPjM8L21uPjxtc3BhY2UgbGluZWJyZWFrPSJuZXdsaW5lIi8+PG1pPmY8L21pPjxtZmVuY2VkPjxtcm93PjxtaT5hPC9taT48bW8+KzwvbW8+PG1uPjE8L21uPjwvbXJvdz48L21mZW5jZWQ+PG1vPi08L21vPjxtaT5mPC9taT48bWZlbmNlZD48bXJvdz48bWk+YTwvbWk+PG1vPi08L21vPjxtbj4xPC9tbj48L21yb3c+PC9tZmVuY2VkPjxtbz49PC9tbz48bW8+LTwvbW8+PG1uPjM8L21uPjxtaT5hPC9taT48bW8+KzwvbW8+PG1uPjE8L21uPjxtc3BhY2UgbGluZWJyZWFrPSJuZXdsaW5lIi8+PG1pPmY8L21pPjxtbz4oPC9tbz48bW4+NDwvbW4+PG1vPik8L21vPjxtbz4tPC9tbz48bWk+ZjwvbWk+PG1vPig8L21vPjxtbj4yPC9tbj48bW8+KTwvbW8+PG1vPj08L21vPjxtbz4tPC9tbz48bW4+OTwvbW4+PG1vPis8L21vPjxtbj4xPC9tbj48bXNwYWNlIGxpbmVicmVhaz0ibmV3bGluZSIvPjxtaT5mPC9taT48bW8+KDwvbW8+PG1uPjQ8L21uPjxtbz4pPC9tbz48bW8+LTwvbW8+PG1uPjM8L21uPjxtbz49PC9tbz48bW8+LTwvbW8+PG1uPjg8L21uPjxtc3BhY2UgbGluZWJyZWFrPSJuZXdsaW5lIi8+PG1pPmY8L21pPjxtbz4oPC9tbz48bW4+NDwvbW4+PG1vPik8L21vPjxtbz49PC9tbz48bW4+NTwvbW4+PG1zcGFjZSBsaW5lYnJlYWs9Im5ld2xpbmUiLz48L21zdHlsZT48L21hdGg+M5TE1gAAAABJRU5ErkJggg==" style="max-width: none; vertical-align: -41px;" width="184" />&nbsp;

<img align="middle" alt="begin mathsize 14px style misalkan space a equals 5
f open parentheses a plus 1 close parentheses minus f open parentheses a minus 1 close parentheses equals negative 3 a plus 1
f left parenthesis 6 right parenthesis minus f left parenthesis 4 right parenthesis equals negative 15 plus 1
f left parenthesis 6 right parenthesis minus 5 equals negative 14
f left parenthesis 6 right parenthesis equals negative 9 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»misalkan«/mi»«mo»§#160;«/mo»«mi»a«/mi»«mo»=«/mo»«mn»5«/mn»«mspace linebreak=¨newline¨/»«mi»f«/mi»«mfenced»«mrow»«mi»a«/mi»«mo»+«/mo»«mn»1«/mn»«/mrow»«/mfenced»«mo»-«/mo»«mi»f«/mi»«mfenced»«mrow»«mi»a«/mi»«mo»-«/mo»«mn»1«/mn»«/mrow»«/mfenced»«mo»=«/mo»«mo»-«/mo»«mn»3«/mn»«mi»a«/mi»«mo»+«/mo»«mn»1«/mn»«mspace linebreak=¨newline¨/»«mi»f«/mi»«mo»(«/mo»«mn»6«/mn»«mo»)«/mo»«mo»-«/mo»«mi»f«/mi»«mo»(«/mo»«mn»4«/mn»«mo»)«/mo»«mo»=«/mo»«mo»-«/mo»«mn»15«/mn»«mo»+«/mo»«mn»1«/mn»«mspace linebreak=¨newline¨/»«mi»f«/mi»«mo»(«/mo»«mn»6«/mn»«mo»)«/mo»«mo»-«/mo»«mn»5«/mn»«mo»=«/mo»«mo»-«/mo»«mn»14«/mn»«mspace linebreak=¨newline¨/»«mi»f«/mi»«mo»(«/mo»«mn»6«/mn»«mo»)«/mo»«mo»=«/mo»«mo»-«/mo»«mn»9«/mn»«/mrow»«/mstyle»«/math»" height="97" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -51px;" width="184" />&nbsp;

&nbsp;

Suatu fungsi memiliki rumus <img align="middle" alt="begin mathsize 14px style f open parentheses a plus 1 close parentheses minus f open parentheses a minus 1 close parentheses equals negative 3 a plus 1 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mi»f«/mi»«mfenced»«mrow»«mi»a«/mi»«mo»+«/mo»«mn»1«/mn»«/mrow»«/mfenced»«mo»-«/mo»«mi»f«/mi»«mfenced»«mrow»«mi»a«/mi»«mo»-«/mo»«mn»1«/mn»«/mrow»«/mfenced»«mo»=«/mo»«mo»-«/mo»«mn»3«/mn»«mi»a«/mi»«mo»+«/mo»«mn»1«/mn»«/mstyle»«/math»" height="15" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -3px;" width="184" />. Jika <img align="middle" alt="begin mathsize 14px style f open parentheses 2 close parentheses equals 3 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»f«/mi»«mfenced»«mn»2«/mn»«/mfenced»«mo»=«/mo»«mn»3«/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="51" />,&nbsp;tentukan nilai f(6).&nbsp;

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