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Let f(x)=[cosx+ sin x], 0 lt x lt 2pi, w...

Let `f(x)=[cosx+ sin x]`, `0 lt x lt 2pi`, where [x] denotes the greatest integer less than or equal to x. The number of points of discontinuity of `f(x)` is

A

6

B

5

C

4

D

3

Text Solution

Verified by Experts

The correct Answer is:
B
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