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If f(x)=|x-1|+|x-2|+|x-3| when 2 lt x lt...

If `f(x)=|x-1|+|x-2|+|x-3|` when `2 lt x lt 3` is

A

one - one function only

B

an onto function only

C

an identity function

D

an into function only

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The correct Answer is:
3
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