Question

integration of 1+cosx by 1-cosx
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Answer 1

Answer:

Integ.(1+cosx)dx/(1-cosx) = Integ.2 cos^2 (x/2)/ 2sin^2 (x/2). dx = Integ cot^2 (x/2) dx = Integ ( cosec^2 (x/2) - 1)dx = -2 cot (x/2) - x ...

Answer 2

Step-by-step explanation:

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