Question

Let f(x) = 2x + 4 and g(x) = 6x + 5. Find f.g.

Answer 1

Step-by-step explanation:

To find fg(x), you first open up the g.

This will make f(6x+5). How you substitute 6x + 5 for the x in the f.

This means you get 2(6x+5)+4

Which equals 12x+14