SOLUTION: prove that sin squared x(1 + cot squared x) = 1

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Question 326109: prove that sin squared x(1 + cot squared x) = 1
Answer by Alan3354(69443) About Me  (Show Source):
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prove that sin squared x(1 + cot squared x) = 1
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Put everything in terms of sine and cosine.
sin^2(1 + cos/sin)^2 = 1
sin^2 + cos^2 = 1, a Pythagorean identity
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Always put terms into sines and cosines