document.write( "Question 870678: Greetings math tutors, \r
\n" ); document.write( "\n" ); document.write( "Find dy/dx for y=(x^2-1)(3x+2)^2 and for y=cos(1/4πx).\r
\n" ); document.write( "\n" ); document.write( "Thanks in advance from Ireland,
\n" ); document.write( "-AMH
\n" ); document.write( "

Algebra.Com's Answer #525058 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Use the chain rule.
\n" ); document.write( "\"dy%2Fdx=%28x%5E2-1%29%2A2%283x%2B2%29%2A3%2B%283x%2B2%29%5E2%282x-1%29\"
\n" ); document.write( "\"dy%2Fdx=%283x%2B2%29%286x%5E2-6%2B%283x%2B2%29%282x%29%29\"
\n" ); document.write( "\"dy%2Fdx=%283x%2B2%29%286x%5E2-6%2B%286x%5E2%2B4x%29%29\"
\n" ); document.write( "\"dy%2Fdx=%283x%2B2%29%2812x%5E2%2B4x-6%29\"
\n" ); document.write( "\"dy%2Fdx=2%283x%2B2%29%286x%5E2%2B2x-3%29\"
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "\"dy%2Fdx=-sin%28%28pi%2Ax%29%2F4%29%2A%28pi%2F4%29\"
\n" ); document.write( "\"dy%2Fdx=-%28pi%2F4%29%2Asin%28%28pi%2F4%29%2Ax%29%29\"
\n" ); document.write( "
\n" ); document.write( "
\n" );