Question

Let $f:R\to R$ and $g:R\to R$ be two one-one and onto functions, such that they are the mirror images of each other about the line $y=a$ If $h\left(x\right)=f\left(x\right)+g\left(x\right),$ then $h\left(x\right)$ is

• A. one-one and onto
• B. only one -one and not onto
• C. onto and but not one-one
• D. neither one-one nor onto

Answer 1

The correct option is D neither one-one nor onto