Question

Find the gradients of lines A and B.

B
141
12
Hol
8
NO 9 go
6
41
2
-3-2-10
-2
-4
-6
A
2 3 4 5
7x

Answer 1

Let's see

For line A

• (2,2)
• (3,6)

Slope

• m=6-2/3-2
• m=4/1
• m=4

For line B

• (1,6)
• (2,4)

Slope

• m=4-6/2-1
• m=-2/1
• m=-2