Question

F(x) = 4x2 + 5x - 3 g(x) = 4x3 – 3x2 + 5 Find (f - g)(x).

Answer 1

Answer:

$-4x^3 + 7x^2 + 5x - 8$

Step-by-step explanation:

$(f-g)(x) = f(x) - g(x) = [4x^2 + 5x -3] - [4x^3 - 3x^2 + 5]$

$= 4x^2 + 5x - 3 -4x^3 + 3x^2 - 5 = -4x^3 + 7x^2 + 5x - 8$