Graph f(x)=x-4 if x<=1; 3x if x>1

$f (x) = {\begin{cases} x - 4 & x \leq 1 \\ 3 x & x > 1 \end{cases}$

Step 1

Graph.

$f (x) = {\begin{cases} x - 4 & x \leq 1 \\ 3 x & x > 1 \end{cases}$

Step 2

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