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यदि "tan" (A)/(2) = r है, तो (sec A + ta...

यदि `"tan" (A)/(2) = r` है, तो `(sec A + tan A)` का मान बराबर है

A

`(2 + r)/(2 - r)`

B

`(2 - r)/(2 + r)`

C

`(1 + r)/(1 - r)`

D

`(1 - r)/(1 + r)`

लिखित उत्तर

Verified by Experts

The correct Answer is:
C
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