Graph f(x)=-2x,x<-1; -1,-1<=x<2; x-1,x>=2

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

Step 1

Graph.

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

Step 2