Maths-

General

Easy

Question

# If where is the greatest integer no exeeding

- , the set of all integers
- , the set of all natural numbers
- , the empty set

Hint:

### To find x when f(x)= for the given function, first we know that , we can write f(x)=, now will find the condition when f(x) will be .

## The correct answer is: , the empty set

### Given, f(x)=

we know that, x=

Now, f(x) =

For,

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