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

an even function

B

an odd functions

C

a periodic function

D

zero, `x in Z`

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The correct Answer is:

A, C, D

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