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If f(x)=-x" for "x lt 0, f(x)=x " for " ...

If `f(x)=-x" for "x lt 0, f(x)=x " for " 0lexle1, f(x)=1//x" for " x gt1` then the range of f is

A

`(-oo, 1)uu(1, oo)`

B

`(1,oo)`

C

`[0, oo)`

D

R

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The correct Answer is:
3
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