Question

Write a polynomial function in standard form with given zero x=2,-1,-5

Answer 1

Done below!

Explanation:

(x - root)

(x - 2)(x - (-1))(x - (-5)) = (x - 2)(x + 1)(x + 5)

`(x^(2) +x-2x-2)(x+5)=(x^(2) -x-2)(x+5)=x^(3)+5x^(2)-x^(2) -5x-2x-10\\\\=x^(3)+4x^(2) -7x-10`