write an equation of the line that passes trough the two given points. write the result in slope- intercept form.
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07-13-2009, 07:20 PM #1
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write an equation of the line (-2 ,2) and (2, - 4 )?
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07-13-2009, 07:20 PM #2
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slope first
(y1-y2)/(x1-x2)
2+4/-2-2 = 6/-4 = -3/2
y-y1=m(x-x1)
y+4=(-3/2)(x-2)
y+4=-3x/2 +3
y=-3x/2-1
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07-13-2009, 07:21 PM #3veerendra v
Guesteqn is (y-y1)=m(x-x1)
m=(y2-y1)/(x2-x1)
m=-3/2
eqn (y-2)=-3/2(x+2)
3x+2y=-2
slope interrcet form is
x/(-2/3)+y/(-1)=1
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