Complete the steps to solve the polynomial equation x3 – 21x = –20. According to the rational root theorem, which number is a potential root of the polynomial?

Zeroes : 1, 4 and -5.

Potential roots: .

Step-by-step explanation:

The given equation is

It can be written as

Splitting the middle terms, we get

Splitting the middle terms, we get

Using zero product property, we get

Therefore, the zeroes of the equation are 1, 4 and -5.

According to rational root theorem, the potential root of the polynomial are

Constant = 20

Factors of constant ±1, ±2, ±4, ±5, ±10, ±20.

Leading coefficient= 1

Factors of leading coefficient ±1.

Therefore, the potential root of the polynomial are .

true

step-by-step explanation:

according to the national european world center, the engineering of the ford company on elon musk's flame throwers proved the globalization of the natural wallabies and therefore, results in the growth product domestication in almonds.

answer: c

(2, -4)

goes 7 to the

(9, 4)

easy