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DIA [1.3K]
2 years ago
9

Factor each completely : NEED THIS ANSWER ASAP

Mathematics
1 answer:
Lelechka [254]2 years ago
3 0

Answer:

4) 7k² + 9k

= k(7k + 9)

5) x² - 25

= (x)² - (5)².

(a² - b²) = (a+b)(a-b)

= (x - 5)(x + 5)

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