Question

q# 7 the graph of a function ( f ) is shown.
find ( f(4) ).
( f(4) = square )

Explanation:

Step1: Locate $x=4$ on x-axis

Find the point on the graph where $x=4$.

Step2: Identify corresponding y-value

At $x=4$, the graph has a y-value of $-1$, so $f(4)=-1$.

Answer:

$-1$