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Q.

The function f(x)=⌈x⌉, where ⌈x⌉ is the greatest integer function that is less than or equal to x, is continuous at:

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a

1

b

-2

c

1.5

d

4

answer is C.

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Detailed Solution

The function [x] is continuous at non-integer values. 
Hence, f(x) is continuous at 1.5

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