Question

find: $f(-3)$
answer

Explanation:

Step1: Locate $x=-3$ on x-axis

Find the position of $x=-3$ on the horizontal axis.

Step2: Match to graph's point

Identify the corresponding point on the piecewise graph at $x=-3$, which is a closed dot at $y=-3$.

Step3: Define $f(-3)$ as $y$-value

The function value $f(-3)$ equals the $y$-coordinate of this point.

Answer:

-3