If the range of the function f (x) = 5x - 3 is {-13, - 8, - 3, 12, 17}, what is its domain?

Question

Katelyn Harmon

Mathematics

25 March, 14:12

If the range of the function f (x) = 5x - 3 is {-13, - 8, - 3, 12, 17}, what is its domain?

+2

Answers (1)

Know the Answer?

Francis Savage · Answer 1

F (x) = 5x - 3

5x = f (x) + 3

x = (f (x) + 3) / 5

Domain = { (-13 + 3) / 5, (-8 + 3) / 5, (-3 + 3) / 5, (12 + 3) / 5, (17 + 3) / 5} = (-10/5, - 5/5, 0/5, 15/5, 20/5) = (-2, - 1, 0, 3, 4}