Question

Find the range of the graphed function.

Answer 1

Answer: -4 ≤ y ≤ 8

Explanation:

Range is where the function exist according to y. The function exists between the values of -4 up to +8 in the y direction.

So your range is:

-4 ≤ y ≤ 8

Also you use this symbol ≤ because the dot is solid and included.