How to Graph a Function in Excel. A mathematical function is a formula that takes an input, x, ... For example, you can plot profit minus costs at various levels of sales, ...

For example, we can call either of the overloaded versions of the addFunction() method to add more than one function to a graph. Listing 9 shows how to add three functions, each with different colors.

Graphs of quadratic functions can be used to solve equations. Example. Draw the graph of \(y = 2x^{2} + 2x – 4\) for values of –3 to 2. Use the graph to solve the equation \ ...

National 5; Working with the graphs of trigonometric functions Example. Trigonometric graphs can be sketched when you know the amplitude, period, phase and maximum and minimum turning points.