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CH 13
How to Find a Slope of a Line
PH4L, must be on a corner …
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find the slope of a line passing throug A(3,4) and B(5, 8)
let x1 =3 y1=4
x2=5 y2=8
now find m= y2-y1/x2-x1
= 8-4/5-3= 4/2 = 2
m=2
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