complete the square ?

0 ⤊

x ^ 2 - 4x

2007-06-15 02:57:19 · 4 answers · asked by Chamillitary22 1 in Science & Mathematics ➔ Mathematics

x^2 - 4x + 4 - 4
(x - 2)^2 - 4

2007-06-15 02:59:54 · answer #1 · answered by yeeeehaw 5 · 0⤊ 0⤋

you should factorize this:

x^2 - 4x = x(x-4)

completing the square:

x^2 - 4x = (x-2)^2 - 4

2007-06-15 10:00:34 · answer #2 · answered by tsunamijon 4 · 0⤊ 0⤋

= (xÂ² - 4x + 4) - 4
= (x - 2)Â² - 4

2007-06-16 04:04:34 · answer #3 · answered by Como 7 · 0⤊ 0⤋

1) u first draw 1 line down,
2) continue drawing horizontally to da right
3) stop as soon as da line is the same length as the (1)
4)..... LAZY

2007-06-15 10:05:11 · answer #4 · answered by MR. BAR 2 · 0⤊ 0⤋