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18-02-2019
Mathematics

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What statement best describes the equation (x + 5 )^2 + 4(x+5) + 12 = 0

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nguyenviethoangbm9z nguyenviethoangbm9z

18-02-2019

Answer:

x² + 25 + 4x + 20 +12 = 0

x² + 4x + 57 = 0

x = [tex]\frac{-4 + \sqrt{4^{2}- 4 * 1 * 57 } }{2 * 1}[/tex]

x = [tex]\frac{-4 +\sqrt{x16 - 228} }{2}[/tex]

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