kroselllew kroselllew

16-05-2018
Mathematics

contestada

Please Help!!!

Let x2−12x=61 . What values make an equivalent number sentence after completing the square?

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squashua squashua

16-05-2018

I did the math and there were two answers 1. 15.849 2. 3.849

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Pitymys Pitymys

27-08-2018

The given equation is [tex] x^2-12x=61 [/tex]. Add 36 to both the sides of the equation, then

[tex] x^2-12x+36=61+36 [/tex].

The equation becomes,

[tex] x^2-12x+6^2=97\\
(x-6)^2=97 [/tex]

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