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01-05-2018
Mathematics

contestada

Consider the equation x^2 + 12x + c = 0. If c = -28, list the steps to solve the equation by completing the square, and give the solution or solutions.

Respuesta :

01-05-2018

x^2+12x-28
(x-2)(x+14)

Solve for x
x-2=0
x=2

x+14=0
x=-14

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