Question

Confirm that f and g are inverses by showing that f(g(x)) = x and g(f(x)) = x.

f(x) = x +4/6 g(x) = 6x - 4

Answer 1

@dan815 can you help me with this one?

Answer 2

just see if that is true f(g(x)) = x and g(f(x)) = x.

Answer 3

f(x) means some function f is being done to x
now f(g(x)) means ??

Answer 4

Yeah but what shoes that its true?

Answer 5

first just do f(g(x))

Answer 6

done?

Answer 7

Im not sure how to do this can you explain to me in one answer how to get the answer? i get confused with the questions

Answer 8

ok first tell me what f(x) is

Answer 9

f(x)=(x+4)/6 u know that right

Answer 10

x+4/6

Answer 11

ok now replace the x with g(x)

Answer 12

6x-4 +4 /6

Answer 13

okay now simplify it

Answer 14

6x/6 ?