SOLUTION: Prove the identify : cosM cosN - sin M sin N / sin M cos N + sin N cos M = cot M cot N - 1 / cot M +cot N
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Question 1011253: Prove the identify : cosM cosN - sin M sin N / sin M cos N + sin N cos M = cot M cot N - 1 / cot M +cot N
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Prove the identify [sic] : cosM cosN - sin M sin N / sin M cos N + sin N cos M = cot M cot N - 1 / cot M +cot N
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Add some parentheses to clarify what's the numerator and the denominator.
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