document.write( "Question 622385: Evaluate the function for x = 3a \n" ); document.write( "

Algebra.Com's Answer #391339 by solver91311(24713) $\"\"$ $\"About$

You can put this solution on YOUR website!
\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Substitute

for

everywhere you see

in the definition of the function. Then simplify.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Example:

, then

\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "John
\n" ); document.write( "

\n" ); document.write( "My calculator said it, I believe it, that settles it
\n" ); document.write( "

$\"The$

\n" ); document.write( " \n" ); document.write( "

\n" );