You didn’t tell us how you want to figure it out
Its c x<span> is positive, and </span>y<span> is negative.</span>
The range is the set of all valid
y
y
values. Use the graph to find the range.
Interval Notation:
(
−
∞
,
∞
)
We can get two different equations from this:
3x = 18
and
3x = -18
So:
x = 6, x = -6
x = {6, -6}
