Question

What is the range of the following: f(x) = 2x - 3 where the domain is { 0, 2, 6, 7}

Answer 1

[-3, 1, 9, 11]

Explanation:

Plug in each number of the domain for x to get the range:

2(0)-3= 0-3 = -3

2(2)-3= 4-3= 1

2(6)-3= 12-3= 9

2(7)-3= 14-3= 11