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If the angles alpha, beta, gamma of a tr...

If the angles `alpha, beta, gamma` of a triangle satisfy the relation,` sin ((alpha - beta)/(2)) + sin ((alpha - gamma )/(2)) + sin (( 3 alpha )/(2)) = 3/2,` then
The measure of the smallest angle of the triangle is

A

`30^(@)`

B

`40^(@)`

C

`45^(@)`

D

`50^(@)`

Text Solution

Verified by Experts

The correct Answer is:
B
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