Please help. I am trying to help my friend

How do you use the elimination method for this question? explain, because i really want to understand!

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?

Daryl factors the polynomial p(x)=x3+x2−26x+24 to rewrite it as p(x)=(x+6)(x−4)(x−1). which equations must be true? there may be more than one correct answer. select all correct answers. p(1)=0 p(−4)=0 p(−1)=0 p(6)=0 p(4)=0 p(−6)=0