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If f(x)=|x|-{x} where {x} denotes the fr...

If `f(x)=|x|-{x}` where {x} denotes the fractional part of x , then f(x) is dreasing in

A

`(-(1)/(2),0)`

B

`(-(1)/(2),2)`

C

`(-(1)/(2),2)`

D

`((1)/(2),oo)`

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The correct Answer is:
A
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