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Find the range of the function f(x)=cot^...

Find the range of the function `f(x)=cot^(-1)(log)_(0. 5)(x^4-2x^2+3)`

A

`(0,pi)`

B

`(0,(3pi)/4]`

C

`[(3pi)/4,pi)`

D

`[pi/2,(3pi)/4]`

Text Solution

Verified by Experts

The correct Answer is:
C
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