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Find all the points of discontinuity of ...

Find all the points of discontinuity of the greatest interger function defined by `f(x)= [x]`, where [x] denote the greatest integer less than or equal to x.

A

`(1)/(x-[x])`

B

`[x]-x`

C

not defined

D

`x-[x]`

Text Solution

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The correct Answer is:
C
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