daragal05 daragal05

09-03-2019
Mathematics

contestada

Solve for x.
(x - 3 ) ^2 - 10 = 15

Respuesta :

09-03-2019

(x-3)^2-10= 15

(x^2-3^2) =15 + 10

x^2 + 9 = 25

x^2 = 25 - 9

x^2 = 16

x = √16

x = 4

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