## College Algebra (10th Edition)

$f(x)=(x+3)(x-0)(x-4)=x^3-x^2-12x.$
We are given that the degree is 3, and the zeros are -3, 0 and 4, hence a good function is: $f(x)=(x+3)(x-0)(x-4)=x^3-x^2-12x.$