If f: R rarr R and g:R rarr R are defi...

If `f: R rarr R ` and `g:R rarr R` are defined by `f(x)=x - [x]` and `g(x)=[x]` for ` x in R`, where [x] is the greatest integer not exceeding x , then for every `x in R, f(g(x))=`

A

x

B

0

C

`f(x)`

D

`g(x)`

Verified by Experts

The correct Answer is:

B

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