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21 March, 15:03

What is the factorization of the polynomial below? x^2-x-42

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Answers (2)
  1. 21 March, 15:09
    0
    (x - 7) and (x + 6)

    Step-by-step explanation:

    We need 2 numbers whose product is - 42 and whose sum is - 1 (-1 to get the - x). They are - 7 and + 6, so the factorisation is:-

    (x - 7) (x + 6).
  2. 21 March, 15:31
    0
    (x-7) (x+6)
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