document.write( "Question 1094866: could you please help me find sin(2x) and cos(2x)\r
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document.write( "sinx= 3/√10 and pi/2 < x < pi\r
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document.write( "the answers that I was getting were very wrong \n" );
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Algebra.Com's Answer #709457 by Alan3354(69443) You can put this solution on YOUR website! What answers did you get, and how did you get them? \n" ); document.write( "================ \n" ); document.write( "How do you know they're \"very wrong\" and not just wrong? \n" ); document.write( " \n" ); document.write( " |