Question

√[(1+sinx)/(1-sinx)]​

Answer 1

Answer:

cos x

Step-by-step explanation:

root (1^2-sin^2x)      since (a+b)(a-b)=a^2-b^2

root cos^2 x                     since 1-sin^2 theta=cos^2 theta

cos x

Answer 2

Answer:

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