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-- Mathematics - Section B1
Continuity and Differentiability
The number of points at which the function f (x) = 1 / x –[x] is not continuous is at which of the following?
1
0
\(\infty\)
None of these.
For all x \(\in \) I, x - [x] = 0
∴ f(x) is discontinuous at infinite number of points.