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12 June, 08:17

Which are the solutions of x2 = - 11x + 4?

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Answers (2)
  1. 12 June, 09:52
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    X^2=-11x+4 the answer is 0.35 or - 11.35

    2x=-11x+4 the answer is 4/13
  2. 12 June, 11:53
    0
    Add 11x and complete the square

    ... x^2 + 11x = 4

    ... x^2 + 11x + 5.5^2 = 4 + 5.5^2

    ... (x + 5.5) ^2 = 34.25

    ... x = - 5.5 ±√34.25

    ... x ≈ {-11.35235, 0.35235}
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