are these two lines perpendicular?
x+2y=5
2x+4y=7
How do I determine if these two are perpendicular?
perpendicular lines have negative reciprocal slopes such as 3 and -1/3
so put them into y=mx+b form and see.
x+2y=5
2x+4y=7
How do I determine if these two are perpendicular?
so put them into y=mx+b form and see.