sec^(4)theta(1-sin^(4)theta)-2tan^(2)the...

`sec^(4)theta(1-sin^(4)theta)-2tan^(2)theta` का मान ज्ञात करें |

A

0

B

1

C

`-1`

D

`(1)/(2)`

लिखित उत्तर

Verified by Experts

The correct Answer is:

B

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