Question

If f(x) = - x2 + 6x - 1 and g(x) = 3 x2 - 4x - 1, find (f - g)(x).​

Answer 1

Explanation:

Distribute the x and you get f(x) - g(x)

(-x2 + 6x - 1 ) - (3x2 - 4x - 1)

-x2 + 6x - 1 - 3x2 + 4x + 1

-4x2 + 10x