Question

F(x) = 3x^3-4x^2+6x

and
g(x) = 5x^3+2x^2-3x

what is f(x) -g(x)?

1. -2x^3-6x^2+9x
2. -2x^3-6x^2-3x
3. 2x^3+6x^2+3x
4. 8x^3-6x^2-9x​

Answer 1

f(x) = 3x^3-4x^2+6x

- g(x) = 5x^3+2x^2-3x

f(x)-g(x) = -2x^2-6x^2+9x^2

(f-g)(x) = -2x^2-6x^2+9x^2

Answer 2

-2x^3-6x^2+9x is the answer.