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Let f(x)=sec^(-1)[1+cos^(2)x], where [.]...

Let `f(x)=sec^(-1)[1+cos^(2)x],` where [.] denotes the greatest integer function. Then the

A

[1,2]

B

[0,2]

C

`{sec^(-1),sec^(-1)2}`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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