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Let f(x) = maximum { x + |x| , x - [x]},...

Let f(x) = maximum { x + |x| , x - [x]}, where [x] is the greatest integer less than or equal to x, The ` int_(-2)^2 f(x) dx` =

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`x+|x|={(x+x,2x,x>0),(x-x,=0,x<0):}`
`int_-2^2f(x)=2*1/2*1+1+6/2=5`
option a is correct.
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