SOLUTION: prove tan^2(theta)sin^2(theta)=tan^2(theta)+cos^2(theta)-1

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Question 1188496: prove tan^2(theta)sin^2(theta)=tan^2(theta)+cos^2(theta)-1
Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!

prove

manipulate left side
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