Algebra
Outcomes
In this course you will learn about:
- Expanding brackets.
- Factorising by grouping.
- Factorising by finding the difference of two squares.
- Factorising trinomials.
- Simplifying algebraic fractions
In this course you will learn about:
Video 1: Area of a rectangle
Video 2: Examples pertaining to areas of rectangles
Video 1: Area of a triangle
Video 2: Examples pertaining to the area of triangles
Video 3: Common mistakes made when calculating the area of a triangle
Note: Click on the 'back button' to return to the VLE after watching each video
This video explains about coefficient, constant, variable and exponents. Useful for introductions to the topic and/or extension work.
This video explains how to find factors.
This podcast (audio) file explains how electric current can be obtained from the sun through the solar panel using direct illumination of the sun rays
Video 1: Introduces the concept of prime factorisation
Video 2: Examples of prime factorisation
Video 3: Common mistakes made relating to prime factorisation
Electrical devices convert the electrical energy carried by the charges into other types of energy such as heat, sound, and motion. Components in the appliance resist the flow of charge and are referred to as resistors. In this unit1 you will understand what resistance is, the factors that affect the resistance and the relationship between resistance and current.