Algebra Examples

$f (x) = {\begin{cases} 1 & x < - 2 \\ 2 x - 1 & - 2 \leq x < 1 \\ - x + 4 & x \geq 1 \end{cases}$

Step 1

Graph.

$f (x) = {\begin{cases} 1 & x < - 2 \\ 2 x - 1 & - 2 \leq x < 1 \\ - x + 4 & x \geq 1 \end{cases}$

Step 2