Question

The graph represents the function f(x) = x2 + 3x + 2.

If g(x) is the reflection of f(x) across the x-axis, g(x) =

Answer 1

Reflection of a function

`S_x f(x)\rightarrow{-f(x)}` reflection of f(x) about x-axis

So

`g(x)=-(x^2+3x+2)=-x^2-3x-2`