document.write( "Question 1064118: Prove that 3 – 4 cos^2 (90 degree- theta) / cos^2 theta = 3 - cot^2 (90 degree - theta) \n" ); document.write( "
Algebra.Com's Answer #679153 by KMST(5328)\"\" \"About 
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\"cos%2890%5Eo-theta%29=sin%28theta%29\" , so
\n" ); document.write( "\"cos%5E2%2890%5Eo-theta%29%2Fcos%5E2%28theta%29=%28sin%28theta%29%2Fcos%28theta%29%29%5E2\"=\"cot%5E2%28theta%29\"
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