If R denotes the set of all real numbers...

If R denotes the set of all real numbers, then the function `f : R to R` defined by `f (x) =[x]` is

A

1) One-one only

B

2) Onto only

C

3) Both one-one and onto

D

4) Neither one-one nor onto

Verified by Experts

The correct Answer is:

D

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