ughalgebra
What is the easiest way to find the slope of a line that pass through a(-2,2) and b(1,1)?
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moneybird
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1/-3
anilorap
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well there is only one way.. need the formula |dw:1324254175957:dw|
anilorap
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naming your pairs you will have:
x1= -2 x2=1 y1=2 y2=1
ughalgebra
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Thank you. If a table is provided, that has hour 1, distance 50; hour 2 distance 100; hour 4, distance 200; hour 8, distance 400 how do I figure that out?
anilorap
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take only two pair... like
(1 and 50)
(2 and 100)
anilorap
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x1= 1 x2= 2
y1= 50 y2= 100
ughalgebra
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Thank you so very much. =)
anilorap
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u r welcome