document.write( "Question 380907: For f(x)=8x+6 and g(x)= x squared find (g of f)(x) \n" ); document.write( "
Algebra.Com's Answer #270326 by Theo(13342)\"\" \"About 
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you are given:\r
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\n" ); document.write( "\n" ); document.write( "f(x) = 8x+6
\n" ); document.write( "g(x) = x^2\r
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\n" ); document.write( "\n" ); document.write( "you want to find:\r
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\n" ); document.write( "\n" ); document.write( "g(f(x))\r
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\n" ); document.write( "\n" ); document.write( "start with g(x) = x^2\r
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\n" ); document.write( "\n" ); document.write( "replace x with f(x) to get g(f(x)) = (f(x))^2\r
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\n" ); document.write( "\n" ); document.write( "replace f(x) with 8x+6 to get g(8x+6) = (8x+6)^2\r
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\n" ); document.write( "\n" ); document.write( "solve by squaring 8x+6 to get g(f(x)) = 64x^2 + 96x + 36\r
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