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06-07-2020
Mathematics

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find a polynomial with a degree of 3 and the zeros 1, 7 & -4 with no other zeros

Respuesta :

06-07-2020

Answer:

x³ - 4x² - 25x + 28

Step-by-step explanation:

Step 1: Write out binomial linear factors

(x - 1)(x - 7)(x + 4)

Step 2: Expand

(x² - 8x + 7)(x + 4)

Step 3: Expand

x³ - 4x² - 25x + 28

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