IlliasJ148005 IlliasJ148005

30-10-2022
Mathematics

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

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LarsynN533507 LarsynN533507

30-10-2022

x² - 12x - 45

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

x² - 12x - 45 = (x + 3)(x - 15)

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