document.write( "Question 571039: If f(x)= x^2 + 3, g(x)=4x, the value of g(f(6)) is ? \n" ); document.write( "
Algebra.Com's Answer #367979 by richard1234(7193)\"\" \"About 
You can put this solution on YOUR website!
g(f(6)) means \"g of f(6),\" so find f(6).\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "f(6) = 6^2 + 3 = 39\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "So g(f(6)) = g(39) = 4*39 = 156
\n" ); document.write( "
\n" );