Question

If f(x) = {(3,5), (2,4), (1,7)} then determine: 1/(f(x))

Answer 1

{ (3,1/f(3)), (2,1/f(2)), (1,1/f(1)) }

Answer 2

What? @sourwing

Answer 3

(3, 1/f(3)), we know f(3) = 5, this gives (3,1/5).
Do the rest

Answer 4

Okay thanks!