Question

If f(x) = 6x +5 and g(x) = 2x – 7 find (fºg)(x)

Answer 1

f(g(x)) = 12x - 37

Explanation:

Step 1: Define

f(x) = 6x + 5

g(x) = 2x - 7

Step 2: Find f(g(x))

f(g(x)) = 6(2x - 7) + 5

f(g(x)) = 12x - 42 + 5

f(g(x)) = 12x - 37