find the angle for the line 3x-15y+7 do i divid them all by -15 so that i get y alone? -0.2x+y-0.46 y=-0.2x-0.46 this seems wrong somehow
Follow Math Help Forum on Facebook and Google+
The line has an equation, not an expression. . The slope is . On the other hand, the slope is the tangent of the angle between the line and the positive x-axis. So, .
View Tag Cloud