SOLUTION: Verify the identity by transforming the left-hand side into the right-hand side. cot(-x) * cos(-x) + sin(-x) = -csc(x)

SOLUTION: Verify the identity by transforming the left-hand side into the right-hand side. cot(-x) * cos(-x) + sin(-x) = -csc(x)

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Question 985645: Verify the identity by transforming the left-hand side into the right-hand side.
cot(-x) * cos(-x) + sin(-x) = -csc(x)
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!

Necessary to understand and .
If unsure how, check on the unit circle.

L.H.S.,

and by definition

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