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21-05-2020
Mathematics

contestada

What is the simplest form of this expression?

(x − 3)(x2 + 4x + 5)

A.

x3 + 7x2 + 7x + 15

B.

x3 + x2 + 17x + 15

C.

x3 + x2 − 7x – 15

D.

x3 − 7x2 − 17x − 15

Respuesta :

alexrocal alexrocal

21-05-2020

Answer:

c) x³ + x² - 7x - 15

Step-by-step explanation:

(x − 3)(x² + 4x + 5)

= x³ + 4x² + 5x - 3x² - 12x -15

= x³ + x² - 7x - 15

Answer Link

3433882 3433882

21-01-2022

Answer:

c) x³ + x² - 7x - 15

Step-by-step explanation:

Answer Link

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