Question

How do you graph `y = | 3x+6|`?

Answer 1

See the V-shape Socratic graph.

Explanation:

`y=3|x+2| >=0, and = 0`, at `x=-2`.

This is the combined equation for the pair of half lines

`y=3(x+2), x >=-2` and

`y=-3(x+2), x <=-2`.

graph{3|x+2| [-5, 5, -2.5, 2.5]}