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.

Answer»


ANSWER :`(1+sinA)/(COSA)`


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