18.3k views
1 vote
Which line is not perpendicular to the line 4x − 3y = 2?

3x + 4y = 2

3x − 4y = 2

-3x − 4y = 5

3x + 4y = -8

User Leorex
by
8.3k points

1 Answer

5 votes
3x-4y=2

the product of the gradients of the two lines does result to -1
User Monokrome
by
7.9k points