document.write( "Question 217952: f(h(x))= when f(x) = 2x-1 and h = x+4\r
\n" );
document.write( "\n" );
document.write( "I took (2x-1)(x+4) and that gave me 2x^+8x-x-4 which i 2x^+7x-4 but my options for an answer are 2x+3, 2x+7, 7, and 2x^+7x-8 - i dont get any of them and i have been working on this for 2 hours. Can anyone please help me - thank you. \n" );
document.write( "
Algebra.Com's Answer #164227 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! the notation is the thing\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "f(h(x)) means put h(x) in place of x in the function f(x)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "f(h(x)) = 2(h(x)) - 1 = 2(x + 4) - 1 = 2x + 7 \n" ); document.write( " |