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Let f(x)=x-[x], for every real x, where ...

Let `f(x)=x-[x]`, for every real x, where [x] is the greatest integer less than or equal to x. Then, `int_(-1)^(1)f(x)dx` is :

A

1

B

2

C

3

D

0

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The correct Answer is:
A
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