Answer:
hgshajshvaviahavhwuwhvwhhwzhzhhzvhappy
Yes it is, if you didn't use a number more than once in the x-axis then it is a function
Answer:
the second one
Step-by-step explanation:
y is postitive when x < -1 and x > 3, but y is decreasing only when x < 1 so the case where both are true is when x < -1 option 2