Tran, T. (2012) Some Examples to Show that Objects be Presented by Mathematical Equations. American Journal of Computational Mathematics, 2, 199-206. doi: 10.4236/ajcm.2012.23025. 1. Introduction. In ...

Plug each x value into the equation to find the corresponding y value. 4. Plot the resulting (x,y) points on graph paper or use graphing software. Let’s look at an example: y = 2x^2 + 4x – 6. 1. In ...

2.3. Cubic Equation. We know that the graph of the cubic equation: is a curve. In Mathematica Where a > 0, we can plot the equation . Input: Plot . Press “Shift-Enter”} at the end of the command line.