document.write( "Question 1171599:
\n" ); document.write( "Given the functions f(x)= -3x-5 and g(x)=x^2-4, find g(f(x)).
\n" ); document.write( "

Algebra.Com's Answer #796492 by math_tutor2020(3817)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "\"g%28x%29=x%5E2-4\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"g%28f%28x%29%29=%28f%28x%29%29%5E2-4\" Replace every x with f(x)\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"g%28f%28x%29%29=%28-3x-5%29%5E2-4\" Plug in f(x) = -3x-5\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"g%28f%28x%29%29=%289x%5E2-30x%2B25%29-4\" FOIL\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"g%28f%28x%29%29=9x%5E2-30x%2B25-4\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"g%28f%28x%29%29=9x%5E2-30x%2B21\" Combine like terms
\n" ); document.write( "
\r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );