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23 February, 06:09

Solve by factorising

x^{2} + 8x + 15 = 0

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Answers (2)
  1. 23 February, 06:29
    0
    (x+5) (x+3)

    x^2 = (x+?) (x+?)

    8x+15 = 5&3

    8x = 5•3

    15 = 5+3
  2. 23 February, 06:37
    0
    Answer:x=-3, x=-5

    Step-by-step explanation:

    (x+3) * (x+5) = 0
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