Question

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


f(x)=4/x and g(x) = 4/x .

Answer 1

g(x) = 4/x

therefore f(g(x)) = \(\large \frac{4}{\frac{4}{x}} \implies 4 \times \frac x4 \implies x\)
got it?

Answer 2

yep i got it !thankyou

Answer 3

welcome welcome ^_^