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if:f(x)=(sinx)/(sqrt(1+tan^2x))-(cosx)/(...

if:`f(x)=(sinx)/(sqrt(1+tan^2x))-(cosx)/(sqrt(1+cot^2x)),` then find the range of `f(x)`

A

`[-1,0`

B

`[0,1]`

C

`[-1,1]`

D

None of these

Text Solution

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The correct Answer is:
C
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