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30 July, 00:46

What are the solutions of 3x^2+6x+6=0

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Answers (2)
  1. 30 July, 00:50
    0
    x = - 1+i; - 1-i
  2. 30 July, 01:16
    0
    x = - 1 + i, - 1 - i,

    Step-by-step explanation:

    3x^2 + 6x + 6 = 0

    Divide through by 3:

    3 (x^2 + 2x + 2) = 0

    Using the quadratic formula

    x = [-2 + / - √2^2 - 4*1*2) ] / 2

    x = (-2 + / - √-4) / 2

    x = (-2 + / - 2i) / 2

    x = - 1 + i, - 1 - i,
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