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What is the simplest form of this expression?

(x - 3) (x2 + 4x + 5)

A.

x3 + 7x2 + 7x + 15

B.

x3 + x2 + 17x + 15

C.

x3 + x2 - 7x - 15

D.

x3 - 7x2 - 17x - 15

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Answers (1)
  1. 9 May, 03:24
    0
    c) x³ + x² - 7x - 15

    Step-by-step explanation:

    (x - 3) (x² + 4x + 5)

    = x³ + 4x² + 5x - 3x² - 12x - 15

    = x³ + x² - 7x - 15
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