anabellaroque1220 anabellaroque1220

04-06-2023
Mathematics

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Write a polynomial in standard form with the zeros -2, 1, and 2.

Hint: Remember a zero can be written as (x - a) where a is the zero. List the zeros then multiply them.

Respuesta :

mhanifa mhanifa

04-06-2023

Answer:

x³ - x² - 4x + 4

---------------------------

The polynomial has zeros - 2, 1 and 2.

It means it has factors:

(x + 2), (x - 1) and (x + 2)

Multiply all factors together and convert to standard form:

(x + 2)(x - 2)(x - 1) =
(x² - 4)(x - 1) =
x³ - x² - 4x + 4

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