lele234
lele234
14-08-2017
Mathematics
contestada
find the slope of the line (-1,9) (9,9)
Respuesta :
kphung76127
kphung76127
14-08-2017
Slope is equal to change in y over change in x.
9-9/9-(-1)
0/10
0
Slope: 0
Answer Link
3mar
3mar
14-08-2017
The slope is the change in y divided by the change in x.
so we have two points:
(-1,9) and (9,9)
x1=-1
x2=9
y1=9
y2=9
and the slope = (y2-y1)/(x2-x1) = (9-9)/(9+1) = 0
Zero slope means this line is horizontal (parallel to the x-axis)
hope that helps
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