Investors who read stock charts use moving averages, price action and volume signals to sell. Add to that toolbox a simple straight line.

A linear equation is drawn as a straight line on a set of axes. To draw the graph we need coordinates. We generate these coordinates by substituting values into the linear equation.

If pinpoint accuracy is not important, you can simply draw a curve shape to create a graph. Excel offers options for drawing a variety of shapes with circles, curves and straight lines. To draw a ...

For motion with uniform acceleration, x-t graph is a parabola while the v-t graph is a straight line inclined to the time axis.