Given the points A(5,1,3), B(7,9,-1) , C(1, -15, 11) how do I determine if they are or not on a straight line?
Follow Math Help Forum on Facebook and Google+
Originally Posted by Craka Given the points A(5,1,3), B(7,9,-1) , C(1, -15, 11) how do I determine if they are or not on a straight line? I know a couple of ways to show they are on the same line... 1) Show the area of triangle formed by these points is 0. 2) Form an equation of a line with two points and show the third satisfies it.
Hello, Craka! Another method . . . Given the points: . how do I determine if they are or not on a straight line? Find vector Find vector Since
View Tag Cloud