document.write( "Question 578801: (sin^2(x)+cos^2(x))^3=1 how would you prove this is an identity? \n" ); document.write( "
Algebra.Com's Answer #370790 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
take the cuberoot of both sides \n" ); document.write( "
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