What is the range of this function?
A. 4 ≤ y < ∞
B. -∞ < y ≤ -1
C. -1 ≤ y < ∞
D. -∞ < y ≤ 4
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Answer:
D
Step-by-step explanation:
we see, the function can create any result value (y) from really all the way down (-infinity) to a maximum of +4.