sin(60^(@)-A)cos(30^(@)-B)+cos(60^(@)-A)...

`sin(60^(@)-A)cos(30^(@)-B)+cos(60^(@)-A)sin(30^(@)-B)` का मान होगा-

A

(a) `sin(A+B)`

B

(b) `sin(A-B)`

C

(c) `cos(A+B)`

D

(d) `cos(A-B)`

लिखित उत्तर

Verified by Experts

The correct Answer is:

C

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