Math, asked by felfela2730, 1 year ago

Prove that (sin a / 1-cosa -1-cosa / sin a ) (cos a / 1-sina - 1-sina / cos a) = 4

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Answered by sandy1816

8

Answer:

your answer attached in the photo

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Answered by rakeshlic1236

2

Answer:

please mark as brainlest

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