Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section A

Chapter

Relations and Functions

Question:

Let \(f:\ R \to \ R\) be defined by \(f(x) = \frac {1}{x}\) \(\forall x\in R\). Then f is

Options:

onto

one-one

bijective

f is not defined

Correct Answer:

f is not defined

Explanation:

\(f(x) = \frac {1}{x}\) is not defined for \(x=0\)