iagreemetoo iagreemetoo

18-08-2016
Mathematics

contestada

fill in the blank to make a perfect square y^2-12y+?

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dalendrk dalendrk

20-08-2016

[tex]A\ perfect\ square:(a-b)^2=a^2-2ab+b^2\\\\y^2-12y+?\\\\y^2-2y\cdot6+?\\\\\boxed{y^2-2y\cdot6+6^2=y^2-12y+36}=(y-6)^2[/tex]

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