23-06-2017
Mathematics

contestada

Will sombody please help me with this!!!! Complete the square on the following quadratic

x^2+16x+2=0

what value is added to both sides of the equation.

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texaschic101 texaschic101

27-06-2017

x^2 + 16x + 2 = 0
x^2 + 16x = -2
x^2 + 16x + 64 = -2 + 64 <===added 64 to both sides
(x + 8)^2 = 62
x + 8 = sqrt 62
x = -8 (+-) sqrt 62

x = -8 + sqrt 62
x = -8 - sqrt 62

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