Grade 12 Online Maths Videos

This subscription gives you access to all our Grade 12 Maths videos, worksheets and memos on the following chapters:

1 SEQUENCES & SERIES

1.1 Intro
1.1.1 Intro
1.2 Arithmetic
1.2.1 General term
1.2.2 Sum of
1.3 Geometric
1.3.1 General term
1.3.2 Sum of
1.3.3 Sum to infinity (Converging)
1.4 Sigma Notation
1.4.1 Basics
1.4.2 Examples
1.5 Combined sequences
Mixed Exercise
1.6 Applications
Mixed Exercise

2 INVERSE FUNCTIONS

2.1 Functions
2.1.1 Inverse
2.1.2 Function or NOT
2.2 Parabola
2.2.1 Parabola and its inverse
2.3 Log
2.3.1 Defenition & Solving equations
2.3.2 Exponential graph and its inverse
2.3.3 Log graph: Example question

3 FINANCIAL MATH

3.1 Annuities
3.1.1 Introduction
3.2 FUTURE annuities
3.2.1 “Normal” payments
3.2.2 When amount of payments (n) change: Finding F and x
3.2.3 Sinking funds
3.3 PRESENT annuities
3.3.1 “Normal” payments
3.3.2 Loan with late payments
3.3.3 Loan with immediate payments
3.3.4 Calculating the outstanding balance
3.3.5 Missed payments
3.4 More typical questions
3.4.1 Calculating the interest paid
3.4.2 Calculating the value of last payment

4 CALCULUS (DIFFERENTIATION)

4.1 Intro
4.1.1 Intro
4.1.2 Limits
4.2 Finding the derivative
4.2.1 Using the DEFENITION
4.2.2 Using RULES (shortcut)
4.2.3 Using RULES: More challenging
4.3 Remainder & Factor Theorem
4.3.1 Basic Principles
4.3.2 Factorising Polynomials
4.4 Cubic graphs
4.4.1 How to sketch
4.4.2 Finding the equation
4.4.3 Tangents
4.4.4 Sketching the derivative
4.4.5 Mixed Questions

5 TRIG

5.1 New identities
5.1.1 Compound angle identities
5.1.2 Double angle identities
5.1.3 Mixed exercise: New identities
5.1.4 Understanding the question
5.2 General Trig:Application of new identities
5.2.1 Reductions
5.2.2 Quadrant sums
5.2.3 Triangle sums
5.2.4.1 Solving equations: Type 1
5.2.4.2 Solving equations: Type 2 – 4
5.2.5.1 Identities
5.2.5.2 Where identities are undefined
5.3 Trig graphs: Application of new identities
5.3.1 MIN & MAX values
5.3.2 Mixed Revision
5.4 Trig in triangles: Application of new identities
5.4.1 3D Trig

6 EUCLIDEAN GEOMETRY

6.1 Intro
6.1.1 Intro
6.2 Proportionality in triangles
6.2.1 Theory: Proportionality Theorem and Inverse Theorem
6.2.2 Application of Theorems in problems
6.2.3 Area and proportionality
6.3 Similarity in triangles
6.3.1 Theory: Similarity Theorem
6.3.2 Application of theorem in problems
6.3.3 Application – Triangles NOT given

7 ANALYTICAL GEOMETRY

7.1 Gr.11 Revision
7.1.1 Gr.11 Revision
7.2 Circles
7.2.1 Standard equation
7.2.2 Finding the equations
7.2.3 Tangents to circles
7.2.4 More than one circle

8 PROBABILITY

8.1 Choice sums
8.1.1 Choice sums
8.2 Faculty
8.2.1 Sums with letters
8.2.2 Repeating letters
8.2.3 Bookshelve/Seating type questions
8.2.4 Code sums

9 STATISTICS

9.1 Line of Regression
9.1.1 Finding a and b
9.1.2 Regression factor r
9.1.3 Using the equation