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The value of k(k gt 0) such that the len...

The value of `k(k gt 0)` such that the length of the longest interval in which the function
`f(x)=sin^(-1)abs(sinkx)+cos^(-1)(coskappax)` is constant `pi/4` is/are

A

8

B

4

C

12

D

16

Text Solution

Verified by Experts

The correct Answer is:
B
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