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Let f(x) = cos^(-1) [(1)/(sqrt13) (2 co...

Let `f(x) = cos^(-1) [(1)/(sqrt13) (2 cos x - 3 sin x)]`. Then f(0.5) =

A

0.5

B

1

C

0

D

`-1`

Text Solution

Verified by Experts

The correct Answer is:
B
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