allie471 allie471

16-12-2020
Mathematics

contestada

5. Factor: x² - 4x-21

Respuesta :

GilliamKathren GilliamKathren

16-12-2020

Answer:

(x - 7) (x + 3)

Step-by-step explanation:

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mimiandalley mimiandalley

16-12-2020

The answer is x² - 25

first you have to subtract the x² - 4x-21. And you get this x² - 25

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