Leaving Certificate OL 2021

In this class we begin looking at Complex Numbers. I explain what they are before looking at the rules we use to add, subtract and multiply them. I also look at the Argand Diagram.

In this class I looked at the Quadratic Formula that is also known as the minus B formula. I then described the three types of number that we have to…

This was a class that covered Simultaneous Equations in detail. We looked at the procedure involved and how it varies depending on the type of simultaneous equation.

In this class we looked at the method to expand brackets before looking at factorising equations.