AMU Engineering 2018 solved paper Solved Paper

Section: Mathematics

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Question : 142 of 150

Marks: +1, -0

If cot−1(√cos‌α)−tan−1(√cos‌α)=x, then sin‌x is equal to

tan2(α∕2)
cot2(α∕2)
tan‌α
cot(α∕2)

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