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If alpha is a positive acute angle and 2...

If `alpha` is a positive acute angle and `2sin alpha+15cos^(2)alpha=7`, then the value of `cotalpha` is

A

`(4)/(3)`

B

`(4)/(5)`

C

`(5)/(4)`

D

`(3)/(4)`

Text Solution

Verified by Experts

The correct Answer is:
D
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