sammy0619 sammy0619

24-04-2017
Mathematics

contestada

2
Solve x +10x= 39 by completing the square.

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Аноним Аноним

27-04-2017

(x + 5)^2 - 25 = 39
(x+5)^2 = 64

(x + 5) =+/- sqrt64 = +/- 8

x = 3, -13

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