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f(x)= [x] + sqrt(x -[x]), where [.] is a...

`f(x)= [x] + sqrt(x -[x])`, where [.] is a greatest integer function then …….. (a) f(x) is continuous in R+ (b) f(x) is continuous in R (C) f(x) is continuous in R - 1 (d) None of these

A

f(x) is continuous in `R^(+)`

B

f(x) is continuous in R

C

f(x) is continuous in `R-1`

D

None of these

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The correct Answer is:
B
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