Question

A motor cyclist is moving along the line x- y =2 and another motor cyclist is moving along the line x-y =4, find out their moving direction​

Answer 1

x−y=2⇒a

1

=1,b

1

=−1...(1)

x−y=4⇒a

2

=1,b

2

=−1...(2)

a

2

a

1

=

b

2

b

1

Therefore lines are parallel to each other