document.write( "Question 95482: Please help me with this problem.
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document.write( "Find an expression that completes the identity.
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document.write( "(2sin^2(x)+cos2(x))/(sec(x)) = ?? \n" );
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Algebra.Com's Answer #69522 by edjones(8007) You can put this solution on YOUR website! cos2(x)=1-2sin^2(x) (double angle formula) \n" ); document.write( "2sin^2(x)+1-2sin^2/sec(x)=1/sec(x)=cos(x) \n" ); document.write( "EdJones \n" ); document.write( " |