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The value of alpha such that "sin"^(-1)2...

The value of `alpha` such that `"sin"^(-1)2/(sqrt(5)),"sin"^(-1)3/(sqrt(10)), sin^(-1) alpha` are the angles of a triangle is

A

`(-1)/(sqrt(2))`

B

`1/2`

C

`1/(sqrt(3))`

D

`1/(sqrt(2))`

Text Solution

Verified by Experts

The correct Answer is:
D
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