निम्नलिखित में से sqrt(1+tan^2 theta) कि...

निम्नलिखित में से `sqrt(1+tan^2 theta)` किसके बराबर है

A

`sec^2 theta`

B

`sec theta`

C

`cos^2 theta+ sin^2 theta`

D

`cos theta- sin theta`

लिखित उत्तर

Verified by Experts

The correct Answer is:

B

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