CPM Homework Help : INT3 Problem 3-50

Examine the graph of $f\left(x\right)=\left|x-3\right|+1$ at right. Explain how you can use the graph to determine the values below.

$f\left(3\right)$
Hint (a):
What $y$ -value corresponds with $x=3$ ?
Answer (a):
$1$

Upward V, vertex at (3, comma 1), going through the point (0, comma 4).