document.write( "Question 1209635: Show that\r
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document.write( "(a) sin 2theta * cos theta + cos 2theta * sin theta = sin 4theta * cos theta - cos 4theta * sin theta
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Algebra.Com's Answer #849715 by mccravyedwin(407)![]() ![]() You can put this solution on YOUR website! \r\n" ); document.write( "\n" ); document.write( " |