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Prove that (tanA+secA-1)/(tanA-secA+1)=(...

Prove that `(tanA+secA-1)/(tanA-secA+1)=(1+sinA)/(cosA)`
Thinking Process : Here, use the formula i.e., `sec^(2)A-tan^(2)A=1anda^(2)-b^(2)=(a+b)(a-b)` to solve the above problems.

Text Solution

Verified by Experts

The correct Answer is:
`(1+sinA)/(cosA)`
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