Question

Let R={0, 1, 2, 3} be the range of h(x) = x - 7. The domain of h -1(x) is

A) {-7, -6, -5, -4}
B) {7, 8, 9, 10}
C) {0, 1, 2, 3}

Answer 1

Plug every value of R into x -7 to get the domain eg 0-7 = -7