Question

Find g of f if f(x) = 2x - 1 and g(x) = x + 2.
Is the answer 2x+3?

Answer 1

g of f =g(f(x))

Answer 2

g(2x-1)=2x-1+2

Answer 3

just a little mistake u did

Answer 4

Plug in the value of f(x) as x in the equation for g(x) like this:
g(x) = (2x - 1) +2
Combine like terms to get
2x + 1

Answer 5

thanks a lot saved me a wrong answer!

Answer 6

welcm :)