In this article, we will demonstrate how to use the graphing feature in ... you can compute both linear and quadratic equations in the calculator. This calculator allows you to plot multiple ...

Using the quadratic formula is another method of solving quadratic equations that will not factorise. You will need to learn this formula, as well as understanding how to use it. Key fact The ...

A quadratic ... given in the equation. Eg y = 4 – x² The y value is always 4 subtract the square of x. We can make a table of values to create the coordinates. We use substitution to calculate ...