Question

find the value of k, such that fog=gof f(x) =x+2,g(x)=6x-k

Answer 1

Step-by-step explanation:

g (x) = 6x-k

6x=k

x=k/6

f (x) = x+2

f (k/6) = k/6+2

k/6+12/6

12k/6

k=12/6

k=2