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The range of the function f(x) = cot^(-1...

The range of the function `f(x) = cot^(-1)log_(0.5) (x^4 -2x^(2) +3)` is a)`(0,pi)`b)`(0,3pi//4)` c)`[3pi//4,pi)` d)`[pi//2, 3pi//4]`

A

`(0,pi)`

B

`(0,3pi//4)`

C

`[3p//4,pi)`

D

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

Text Solution

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The correct Answer is:
C
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