Let a function f:R defined as f(x)=x-[x], (where R is set of real numbers & [.] denotes greatest integer function) .Then the function: Option 1: f(x) is one-one as well as onto Option 2: f(x) is neither one-one nor onto Option 3: f(x) is one-one only Option 4: f(x) is onto only

The answer is 'f(x) is neither one-one nor onto'. View full solution:

CUET Mathematics - Let a function f:R defined as f(x)=x-[x], (where R is set of real numbers & [.] denotes greatest integer function) .Then the function: | PYQs + Solutions

CUET Mathematics 2026 22nd May Shift 1

Algebra

Easy

core

$f(x)$ is one-one as well as onto

$f(x)$ is neither one-one nor onto

$f(x)$ is one-one only

$f(x)$ is onto only

✅ Correct Option: 2