Algebra II
posted by Jonathan .
Write y=x^2+4x1 in vertex form.
y=x^2+4x1
y=(x^2+4x+8)18
y=(x+2)^29
This isnt one of my answer choices,what am I doing wrong?
in second line:
y=(x^2+4x +4 )1 +4
(take one half of the middle coefficient, then square it)
y=(x^2+4x + 4 )1  4
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