KimHunter16 KimHunter16

15-05-2018
Mathematics

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solve the equation by completing the square. round to the nearest hundredth. x^-4x=5

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Аноним Аноним

15-05-2018

x^2 - 4x = 5
(x - 2)^2 = 5 + 4
x - 2 = +/- sqrt 9
x - 2 = +/- 3

answer x = -1, 5

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