(sec A + cos A) (sec A -cos A) का सरलीकृ...

`(sec A + cos A) (sec A -cos A)` का सरलीकृत मान क्या है ?

A

`2 tan^(2) A `

B

`2 sin^(2) A `

C

`sin^(2) A tan^(2) A`

D

`sin^(2) A + tan^(2) A `

लिखित उत्तर

Verified by Experts

The correct Answer is:

D

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