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(sinalpha+cosecalpha)^(2)+(cosalpha-seca...

`(sinalpha+cosecalpha)^(2)+(cosalpha-secalpha)^(2)-tan^(2)alpha-cot^(2)alpha=?`

A

9

B

7

C

5

D

3

Text Solution

Verified by Experts

The correct Answer is:
B
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