[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}

If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)

The angle of elevation from point a to the top of a cliff is 38 degrees . if point a is 80 feet from the base of the cliff , how high is the cliff ?

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