Factor the expression.X2 - 12x – 45x - 12x - 45 =

Dougui asked Nov 22, 2023

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Dougui asked Nov 22, 2023

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24 votes

x² - 12x - 45

The factors of -45 that sum to -12 are 3 and -15. Therefore:

x² - 12x - 45 = (x + 3)(x - 15)

ChrisDekker answered Nov 27, 2023

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