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Suppose f:[-2, 2] rarr RR is defined by ...

Suppose `f:[-2, 2] rarr RR` is defined by `f(x)={{:(-1" for "-2 le x le 0),(x-1" for "0le xle 2):}`, then `{x in [-2, 2]: x le 0 and f(|x|)=x}=`

A

`{-1}`

B

{0}

C

`{-1/2}`

D

`phi`

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The correct Answer is:
C
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