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यदि (1 + sin phi)/(1 - sin phi) = (p^(2)...

यदि `(1 + sin phi)/(1 - sin phi) = (p^(2))/(q^(2))` है, तो `sec phi` निम्नलिखित में से किसके बराबर है ?

A

`(2p^(2)q^(2))/(p^(2) + q^(2))`

B

`(1)/(2) ((q)/(p) + (p)/(q))`

C

`(1)/(p^(2)) + (1)/(q^(2))`

D

`(pq)/(p^(2) + q^(2))`

लिखित उत्तर

Verified by Experts

The correct Answer is:
B
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