Question

$f:R\to R,f\left(x\right)=2x+|\sin x|$ is one-one onto.

• A. True
• B. False

Answer 1

The correct option is A True

$f\left(x\right)=2x+\left|sinx\right|$

for query x,there will be a defferent f(x)

$\therefore one-one$ & domain $\to$ R

$\therefore onto$

$\therefore True.$