Please Help me!

a) determine the domain and range.
b) find if it’s a function. Justify your answer in 1-2 sentences.

domain (-4,infinity) range (negative infinity, infinity)

Step-by-step explanation:

The domain is the x axis. the x axis starts at -4 and keeps going meaning it goes to infinity. the range is the y axis. the range has no determined starting point or end point meaning it goes to negative infinity and positive infinity

i'm not entirely sure

step-by-step explanation:

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happy to