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cos 38^(@) cos 8^(@) + sin 38^(@)sin 8^(...

`cos 38^(@) cos 8^(@) + sin 38^(@)sin 8^(@) ` is equal to ................ A) `cos 30^(@)` B) `cos 60^(@)` C) `cos 45^(@)` D) `cos 38^(@)`

A

`cos 30^(@)`

B

`cos 60^(@)`

C

`cos 45^(@)`

D

`cos 38^(@)`

Text Solution

Verified by Experts

The correct Answer is:
A
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