Factor completely x3 – 3x2 - 9x + 27

Mathematics

1 answer:

lakkis [162]3 years ago

7 0

Answer:

x³ - 3x² - 9x + 27

= x²(x - 3) - 9(x - 3)

= (x² - 9)(x - 3)

= (x -3)(x + 3)(x - 3)

= (x + 3)(x - 3)²

Step-by-step explanation:

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