27-02-2018
Mathematics

contestada

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

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sqdancefan sqdancefan

27-02-2018

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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nicholes4819 nicholes4819

17-06-2020

Answer:

If your on edu the simple answer is A

Step-by-step explanation:

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