Edexcel IGCSE Math A 3.3.HF gradient from coordinates
Practise coordinate-gradient questions by using the change in y over change in x, then building an equation in y = mx + c.
- Syllabus
- First assessment 2018
- Course
- Math A 4MA1
- Level
- Higher
Practise coordinate-gradient questions by using the change in y over change in x, then building an equation in y = mx + c.
Point A has coordinates (5,8)
Point B has coordinates (9,-4)
Work out the gradient of AB.
The straight line L has equation y=-4 x+5
5−98−(−4)=−412=−3
Final answer:
-3