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Factor completely x3 – 3x2 - 9x + 27

Factor completely x3 – 3x2 - 9x + 27
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1 vote
Factor completely x3 – 3x2 - 9x + 27

User Sam Brightman
by
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1 Answer

3 votes

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

Explanation:

User Benefactual
by
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