SOLUTION: Dear Math Tutor,
Please help me express x^2-8x+12 in completed square form .
x^2-8x+4-4+12
I got (x-4)^2+8 but my textbook says (x-4)^2-4?
where did i go wrong?
with grati
Algebra.Com
Question 878264: Dear Math Tutor,
Please help me express x^2-8x+12 in completed square form .
x^2-8x+4-4+12
I got (x-4)^2+8 but my textbook says (x-4)^2-4?
where did i go wrong?
with gratitude,
Nat
Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!
In
The first two terms, ,
remind you of
.
Your error is that
.
So
You forgot to square the ,
as if was .
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