[URGENT] What are the domain and range of the relation given in the table?

x y

−12 0

−8 12

0 0

1 8

domain: {0,8,12} range: {−12,−8,0,1}

domain: {x∣∣x∈ℝ} range: {0,8,12}

domain: {−12,−8,0,1} range: {0,8,12}

domain: {−12,−8,0,1} range: {y∣∣y∈ℝ}

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

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