Question

the graph of $y = f(x)$ is shown below. find all values of $x$ where $f(x) = 4$.

Explanation:

Step1: Locate y=4 on the graph

Identify the horizontal line $y=4$ on the grid.

Step2: Find intersection points

Locate where the parabola intersects $y=4$. These points are at $x=0$ and $x=4$.

Answer:

$x=0$ and $x=4$