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In a triangle ABC, (a(a+c-b))/(b(b+c-a))...

In a triangle ABC, `(a(a+c-b))/(b(b+c-a))` is equal to

A

`(1-cos A)/(1- cos B)`

B

`(1+ cos A)/(1+ cos B)`

C

`(cos^2 (A//2))/(sin^2 (B//2))`

D

`(sin^2 A)/(sin^2 B)`

Text Solution

Verified by Experts

The correct Answer is:
A
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