F (x) = 4x^2 and g (x) = x+1, find (f o g) (x)

Question

Mathematics

Landen Hutchinson

22 March, 17:30

F (x) = 4x^2 and g (x) = x+1, find (f o g) (x)

+3

Answers (1)

Know the Answer?

Marlee Koch · Answer 1

(f o g) (x) = (x + 1) ^2 or 4x^2 + 8x + 1

Step-by-step explanation:

(f o g) (x) is the result of using g (x) = x + 1 as the input to f (x) = 4x^2:

(f o g) (x) = 4 (x + 1) ^2. This could be expanded to 4 (x^2 + 2x + 1), or

4x^2 + 8x + 1.