Plug the numbers into the formula for slope. (Note:
it doesn't matter which set of coordinates we designate as 1
and which we designate as 2. However, we cannot 'mix' coordinates
by choosing 
from one set and 
from the other. We must be consistent.).
Test Prep Lessons With Video Lessons and Explained MCQ
Large number of solved practice MCQ with explanations. Video Lessons and 10 Fully explained Grand/Full Tests.