If alpha is acute angle and 2sin^(2)alph...

If `alpha` is acute angle and `2sin^(2)alpha+15cos^(2)alpha=7`, then `cotalpha` equal to

A

`(4)/(5)`

B

`(5)/(4)`

C

`(4)/(3)`

D

`(3)/(4)`

Verified by Experts

The correct Answer is:

D

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