SOLUTION: Express x²-6x+12 in the form (x+a)²+b

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Question 981868: Express x²-6x+12 in the form (x+a)²+b
Answer by josgarithmetic(39623) About Me  (Show Source):
You can put this solution on YOUR website!
You are looking to Complete The Square. Learn to do that here: http://www.algebra.com/my/Completing-the-Square-to-Solve-General-Quadratic-Equation.lesson?content_action=show_dev.

The value to choose will be %286%2F2%29%5E2=9 to make a full square trinomial in the expression.

x%5E2-6x%2B12
x%5E2-6x%2B9-9%2B12
%28x%5E2-6x%2B9%29-9%2B12
%28x-3%29%5E2-9%2B12
highlight%28%28x-3%29%5E2%2B3%29

If you really want in the form you specified, %28x%2B%28-3%29%29%5E2%2B3.