document.write( "Question 791771: help a girl out!!\r
\n" ); document.write( "\n" ); document.write( " f(x) = 15x^3 + 13x^2 - 15x + 15
\n" ); document.write( " g(x) = 15x + 11
\n" ); document.write( " find g(f(9))
\n" ); document.write( "A 639
\n" ); document.write( "B-5943226
\n" ); document.write( "C-52466
\n" ); document.write( "D-6288203
\n" ); document.write( "E 178031
\n" ); document.write( "F -4595
\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #479716 by MathLover1(20849)\"\" \"About 
You can put this solution on YOUR website!
\"f%28x%29+=+15x%5E3+%2B+13x%5E2+-+15x+%2B+15\"
\n" ); document.write( "\"g%28x%29+=+15x+%2B+11\"
\n" ); document.write( "find \"g%28f%289%29%29\" \r
\n" ); document.write( "\n" ); document.write( "first calculate \"f%289%29\", then calculate the value of \"g\" at the value of \"f%289%29\":\r
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\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"f%289%29+=+15%2A9%5E3+%2B+13%2A9%5E2+-+15%2A9+%2B+15\"\r
\n" ); document.write( "\n" ); document.write( "\"f%289%29+=+15%2A729+%2B+13%2A81+-+15%2A9+%2B+15\"\r
\n" ); document.write( "\n" ); document.write( "\"f%289%29+=+10935+%2B+1053+-+135+%2B+15\"\r
\n" ); document.write( "\n" ); document.write( "\"f%289%29+=+11868\"\r
\n" ); document.write( "\n" ); document.write( "\"g%28f%289%29%29+=+15%2A11868+%2B+11\"
\n" ); document.write( "\"g%28f%289%29%29+=+178020%2B+11\"
\n" ); document.write( "\"g%28f%289%29%29+=+178031\"\r
\n" ); document.write( "\n" ); document.write( "so, your answer is: \"E\"\"+178031\"
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