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SCORPION-xisa [38]
2 years ago
5

5. Factor: x² - 4x-21

Mathematics
2 answers:
tekilochka [14]2 years ago
8 0

Answer:

(x - 7) (x + 3)

Step-by-step explanation:

masha68 [24]2 years ago
5 0
The answer is x² - 25

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


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