M6Mas7eYeleodie
M6Mas7eYeleodie M6Mas7eYeleodie
  • 03-10-2016
  • Mathematics
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Complete the square x² -2x

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apologiabiology
apologiabiology apologiabiology
  • 03-10-2016
we do not have an equals sign so lets say it is equal to y
y=x^2-2x
take 1/2 of b and square it
-2/2=-1, (-1)^2=1
add -1 and 1
y=x^2-2x+1-1
copmlete square
y=(x-1)^2-1

the copmleted squaer form is
(x-1)^2-1
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