Question

Using the function f and g given below find fog and gof check whether fog=gof .f(x)=x 6(x)=3-x

Answer 1

Step-by-step explanation:

fog=(f(g(x))

=(f(3-x))

=(3-x).....1

gof=(g(f(x))

=(g(x))

=(3-x)....2

from 1 and 2 we get

fog=gof

hence it is proved...!