document.write( "Question 999726: find the values, given the following equations:
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document.write( "f(x)=3^2-2x-4 and g(x)=3x-4
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document.write( "a. f(0)
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document.write( "b. f(x+3)
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document.write( "c. f(x)+g(x)
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document.write( "d. f(g(x)) \n" );
document.write( "
Algebra.Com's Answer #617816 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! find the values, given the following equations: \n" ); document.write( "f(x)=3x^2-2x-4 and g(x)=3x-4 \n" ); document.write( "------------------------------------- \n" ); document.write( "a. f(0) = -4 \n" ); document.write( "---------------------------- \n" ); document.write( "b. f(x+3) = 3(x+3)^2-2(x+3)-4 = 3(x^2+6x+9)-2x-6-4 = 3x^2 +16x + 17 \n" ); document.write( "---------------------------------- \n" ); document.write( "c. f(x)+g(x) = 3x^2 + x - 8 \n" ); document.write( "-------------------------------- \n" ); document.write( "d. f(g(x)) = f[3x-4] = 3(3x-4)^2 - 2(3x-4) - 4 \n" ); document.write( "= 3[9x^2 -24x + 16) -6x + 8 -4 \n" ); document.write( "-------- \n" ); document.write( "= 27x^2 - 72x + 48 - 6x + 4 \n" ); document.write( "-------- \n" ); document.write( "= 27x^2 - 78x + 52 \n" ); document.write( "========================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "-------------------- \n" ); document.write( " |