Question

The domain of {(-4, 0), (-2, 1), (1, 3), (2, 6)} is {-4, -2, 1}.

a. all real numbers
b. x is greater than or equal to 7
c. x is less than or equal to 7
d. x is greater than or equal to -7

Answer 1

The domain is a set of first coordinates of points.

{(-4, 0); (-2, 1); (1, 3); (2, 6)}

D = {-4, -2, 1, 2}