Question

find f(2) for the piece - wise function.
$f(x)=\

$$\begin{cases}x + 2, & x < 2 \\\\ x + 1, & x \\geq 2\\end{cases}$$

$
$f(2)=?$

Explanation:

Step1: Select correct function branch

Since $x=2$, use $f(x)=x+1$ as $x\geq2$.

Step2: Substitute $x=2$

$f(2) = 2+1$

Answer:

$3$