## Quadratic Equations

Want to download the Quadratic Equations revision notes in PDF format? What is a Quadratic Equation? A quadratic equation is an equation whose power is in the second degree. In an equation, at least one of the variables is squared. In finding the missing value, it can be solved by factoring, completing the square and …

## Proportions

Want to download the Proportions revision notes in PDF format? Proportion is represented by two equal ratios. There is direct and indirect proportion. With direct proportion, the two variables change at the same rate. Direct Proportion With direct proportion, the two variable change at the same time. In direct proportion, as the first variable increases …

## Matrices

Want to download the Matrices revision notes in PDF format? What is a Matrix & what are Matrices? A matrix is an arrangement of numbers to organise data and solve variables. It’s a way to represent information using a table of numbers. Matrices organise numbers inside a big bracket. The order of the matrix states …

## Gradient and Graphs

Want to download the Gradient and Graphs revision notes in PDF format? What are Gradient & Graphs In Maths? The graph helps to properly analyze and give a correct interpretation of given information. It is therefore important to learn graphing fundamentals. GradientsGradients state how steep a line is. It’s also called the slope. A line …

## Factorising

Want to download the Factorising revision notes in PDF format? Expanding BracketsRemoving the brackets is known as distributive law. To remove the brackets, multiply each term outside the bracket. Example:\(3(x + 2)\)                               Multiply each term inside the bracket by 3.\(3 (x) …

## What Is A Function?

Want to download the Function revision notes in PDF format? FunctionsMany equations describe a real-life relationship between two quantities, also known as function. The function is said to be the central idea in the study of mathematics. A \(\underline{function}\) is a specific rule that compares one quantity to another quantity. The correspondence between two variables, …