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3sin(1/2 arc cos1/9) + 4 cos(1/2 arc cos...

`3sin(1/2 arc cos1/9) + 4 cos(1/2 arc cos 1/8)` का मान है|

A

5

B

4

C

1

D

0

लिखित उत्तर

Verified by Experts

The correct Answer is:
A
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