Question

What is the range of the function f(x) = 4x + 9, given the domain D = {-4, -2, 0, 2}?

Answer 1

Range D = {-7, 1, 9, 17}

Explanation:

f(x) = 4x + 9

4(-4) + 9 = -7

4(-2) + 9 = 1

4(0) + 9 = 9

4(2) + 9 = 17