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If (3pi)/(4)ltalphaltpi , then sqrt(2co...

If `(3pi)/(4)ltalphaltpi` , then `sqrt(2cotalpha+(1)/(sin^(2)alpha))` is equal to

A

a) `1+cotalpha`

B

b) `-1-cotalpha`

C

c) `1-cotalpha`

D

d) `-1+cotalpha`

Text Solution

Verified by Experts

The correct Answer is:
B
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