Math, asked by nikhil487587, 1 month ago

(secA - tanA) ^2 = 1 - sinA/1+sinA

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Answered by Anonymous

1

Answer:

R.H.S. = (1 - sinA) / (1 + sinA)

Divide by cosA

= (secA - tanA) / (sec A + tan A)

By rationalizing

= (secA - tanA)²

= L.H.S.

Hence, proved.

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