Inloggen
Mathematics for IGCSE & O level - Coordinate Geometry (Section 4 - No. 42)
If two lines are perpendicular, what is the product of their gradients?
1
-1
0
2
Uitleg
Perpendicular lines have gradients that multiply to -1
Opmerkingen (0)
Log in om te reageren
Advertentie
Sta JavaScript toe om deze pagina correct te laden
