Question
consider the functions f(x)=2x-8 and g(x)=x/2+4
(a) Find f(g(x)).
(b) Find g(f(x)).
(c) Determine whether the functions f and g are inverses of each other
(a) What is f(g(x))? Simplify your answer
(a) Find f(g(x)).
(b) Find g(f(x)).
(c) Determine whether the functions f and g are inverses of each other
(a) What is f(g(x))? Simplify your answer
Answers
Reiny
I will do a) you do b) in the same way
f(g(x))
= f(x/2 + 4)
= 2(x/2 + 4) - 8
= x , mmhhhh - interesting!
f(g(x))
= f(x/2 + 4)
= 2(x/2 + 4) - 8
= x , mmhhhh - interesting!