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JEE Main Math Class 12 Continuity and Differentiability Part 1 Questions

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Question : 9

Total: 100

Let f:[−1,3]→R be defined as

\|x\|+[x],	−1≤x<1
x+\|x\|,	1≤x<2
x+[x],	2≤x≤3

where [t] denotes the greatest integer less than or equal to t. Then, f is discontinuous at :

[April 08, 2019 (II)]

only one point
only two points
only three points
four or more points

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