Question

Practice set 5.1
1. Find the distance between each of the following pairs of points.​

Answer 1

Answer:

A(2,3)B(4,1)

∴d(A,B)=

(2−4)

2

+(3−1)

2

∴d(A,B)=

4+4

∴d(A,B)=

8

∴d(A,B)=2

2

Answer 2

Step-by-step explanation:

A(2,3)B(4,1)

∴d(A,B)= ✓(2−4) 2 +(3−1) 2

∴d(A,B)= ✓4+4

∴d(A,B)=✓ 8

∴d(A,B)=2✓2