Is the equation #y = -15x# a direct variation, if so what is the constant of variation?
1 Answer
Apr 9, 2015
Yes, the equation
In order to be a direct variation, the line must go through the origin (0,0), which this equation does. Also, the slope is the constant of variation.
If
Point=
http://www.freemathhelp.com/direct-variation.html
graph{y=-15x [-10, 10, -5, 5]}