Question

How to tell when a parabola will bounce off of one of its zeros instead of going through it??

Answer 1

@triciaal @iambatman @texaschic101

Answer 2

Yes, if the zero has a multiple of 2, then it will bounce
So if the function is something like:

Answer 3

will bounce off?
i think when the discriminant b^2 - 4 a c is negative

Answer 4

how to you tell if it has a multiplicity of 2? do you use synthetic division with the same number 2 times?

Answer 5

my equation is f(x)=-x^5-3x^4+21x^3+47x^2-120x-144