Given that ƒ(x) = 3x – 1 and g(x) = 4x2 – 5x + 7, find (ƒ – g)(x)

Question

asked Mar 23, 2021 121k views

1 Answer

Atanamir · Answer 1 · 2021-03-29T14:21:09+0000

Answer:

The answer is - 4x² + 8x - 8

Explanation:

ƒ(x) = 3x – 1

g(x) = 4x2 – 5x + 7

(ƒ – g)(x) = 3x - 1 - ( 4x² - 5x + 7)

That's

3x - 1 - 4x² + 5x - 7

Group like terms

- 4x² + 3x + 5x - 1 - 7

The final answer is

- 4x² + 8x - 8

Hope this helps you.