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23-04-2020
Mathematics

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use the geometric model to factor x^2-9

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Аноним Аноним

23-04-2020

Answer:

(x - 3)(x + 3)

Step-by-step explanation:

a² - b² = (a - b)(a + b)

x² - 9 = (x - 3)(x + 3)

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