221k views
0 votes
If you know two points on a line, how can you find the rate of change of the variables being grafted?

User Phhbr
by
7.6k points

1 Answer

2 votes
To get rate of change, we have to get "rise/run"
In coordinate plane,
Rise is "y₂ - y₁"
And run is "x₂ - x₁"

So, the rate of change is "(y2 - y1)/(x2 - x1)
User Khaalid
by
7.2k points