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10 March, 00:00

Factor completely.

x2 + 4x - 21

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Answers (1)
  1. 10 March, 01:39
    0
    (x+7) (x-3)

    Step-by-step explanation:

    You can factor this trinomial into two binomials. 7 * - 3 multiply together to form - 21 and they add together to form 4.
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