In this video we will explore 24 different trigonometric expressions for to simplify. To simplify we will use algebraic ...

In this video I show you how to simplify trigonometric identities by adding fractions. I begin this lesson by reminding you ...

Indices show where a number has been multiplied by itself, eg squared or cubed, or to show roots of numbers, eg square root. Check your understanding of the process with this National 5 Maths quiz.

Two of the terms involve \(x\) and two involve \(y\). Now we can combine the \(x\) terms and combine the \(y\) terms to get \(3x + 2y\).