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07-04-2018
Mathematics

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Solve the quadratic equation. (x + 3)2 = 64 A) x = 5 or -11 B) x = 11 or -5 Eliminate C) x = ± 3 D) x = ± 11

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Аноним Аноним

07-04-2018

(x + 3)² = 64

x + 3 = [tex]\pm[/tex] √64

x + 3 = [tex]\pm[/tex]8

x= 8 - 3 or x = - 8 - 3

x = 5 or x = -11 (Answer A)

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