document.write( "Question 87433: Cos^2(4x) + sin^2(4x) what does x =? \n" ); document.write( "
Algebra.Com's Answer #63355 by stanbon(75887)\"\" \"About 
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Cos^2(4x) + sin^2(4x) what does x =?
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\n" ); document.write( "cos^2(any thing) + sin^2(anything) = 1
\n" ); document.write( "So 4x can be anything
\n" ); document.write( "x can be any number
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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