GCE O-Level A Maths Help & Practice

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1Solving Linear Equations
2Linear Inequalities
3Measuring Systems
4Number Systems
5Direct and Inverse Proportion
6Algebraic Expressions
7Surds
8Linear Functions
- 8.1Distance formula:
- 8.2Midpoint formula:
- 8.3Gradient equation:
- 8.4Gradient intercept form: y = mx + b
- 8.5General form: Ax + By + C = 0
- 8.6Gradient-point form:
- 8.7Rate of change
- 8.8Graphing linear functions using table of values
- 8.9Graphing linear functions using x- and y-intercepts
- 8.10Graphing from slope-intercept form y=mx+b
- 8.11Graphing linear functions using a single point and gradient
- 8.12Word problems of graphing linear functions
- 8.13Applications of linear relations
- 8.1Distance formula:
9Factorising Quadratic Functions
- 9.1Factorise by taking out the greatest common factor
- 9.2Factorise by grouping
- 9.3Factorising perfect square trinomials: (a + b)^2 = a^2 + 2ab + b^2 or (a - b)^2 = a^2 - 2ab + b^2
- 9.4Factorising difference of squares: x^2 - y^2
- 9.5Factorising trinomials
- 9.6Solving polynomials with unknown coefficients
- 9.7Solving polynomials with unknown constant terms
- 9.1Factorise by taking out the greatest common factor
10Quadratic Functions
- 10.1Introduction to quadratic functions
- 10.2Transformations of quadratic functions
- 10.3Quadratic function in general form: y = ax^2 + bx + c
- 10.4Quadratic function in vertex form: y = a(x-p)^2 + q
- 10.5Completing the square
- 10.6Converting from general to vertex form by completing the square
- 10.7Shortcut: Vertex formula
- 10.8Graphing quadratic functions: General form VS. Vertex form
- 10.9Finding the quadratic functions for given parabolas
- 10.10Applications of quadratic functions
- 10.1Introduction to quadratic functions
11Quadratic Equations and Inequalities
12Algebraic Fractions
- 12.1Simplifying algebraic fractions and restrictions
- 12.2Adding and subtracting algebraic fractions
- 12.3Multiplying algebraic fractions
- 12.4Dividing algebraic fractions
- 12.5Solving equations with algebraic fractions
- 12.6Applications of equations with algebraic fractions
- 12.7Simplifying complex fractions
- 12.8Partial fraction decomposition
- 12.1Simplifying algebraic fractions and restrictions
13Simultaneous Equations
- 13.1Determining number of solutions to linear equations
- 13.2Solving simultaneous linear equations by graphing
- 13.3Solving simultaneous linear equations by elimination
- 13.4Solving simultaneous linear equations by substitution
- 13.5Money related questions in linear equations
- 13.6Unknown number related questions in linear equations
- 13.7Distance and time related questions in linear equations
- 13.8Rectangular shape related questions in linear equations
- 13.9Simultaneous linear equations
- 13.10Simultaneous linear-quadratic equations
- 13.11Simultaneous quadratic-quadratic equations
- 13.1Determining number of solutions to linear equations
14Inequalities in Two Variables
15Laws of Indices
16Polynomial Functions
17Binomial expansions
18Exponential Functions
19Logarithms
- 19.1What is a logarithm?
- 19.2Converting from logarithmic form to exponential form
- 19.3Evaluating logarithms without a calculator
- 19.4Common logarithms
- 19.5Natural log: ln
- 19.6Evaluating logarithms using change-of-base formula
- 19.7Converting from exponential form to logarithmic form
- 19.8Solving exponential equations with logarithms
- 19.9Product rule of logarithms
- 19.10Quotient rule of logarithms
- 19.11Combining product rule and quotient rule in logarithms
- 19.12Evaluating logarithms using logarithm rules
- 19.13Solving logarithmic equations
- 19.14Graphing logarithmic functions
- 19.15Finding a logarithmic function given its graph
- 19.1What is a logarithm?
20Modulus Functions
21Vectors
22Matrices
23Trigonometric Ratios and Angle Measure
- 23.1Angle in standard position
- 23.2Coterminal angles
- 23.3Reference angle
- 23.4Find the exact value of trigonometric ratios
- 23.5ASTC rule in trigonometry (All Students Take Calculus)
- 23.6Unit circle
- 23.7Converting between degrees and radians
- 23.8Trigonometric ratios of angles in radians
- 23.9Radian measure and arc length
- 23.1Angle in standard position
24Sine Rule and Cosine Rule
25Bearings
26Graphing Trigonometric Functions
27Applications of Trigonometric Functions
28Trigonometric Identities
29Solving Trigonometric Equations
- 29.1Solving first degree trigonometric equations
- 29.2Determining non-permissible values for trig expressions
- 29.3Solving second degree trigonometric equations
- 29.4Solving trigonometric equations involving multiple angles
- 29.5Solving trigonometric equations using pythagorean identities
- 29.6Solving trigonometric equations using sum and difference identities
- 29.7Solving trigonometric equations using double-angle identities
- 29.1Solving first degree trigonometric equations
30Inverse Trigonometric Functions
31Angles, Lines, and Transversals
32Scale Factors and Similarity
33Congruent Triangles
34Circles
35Surface Area and Volume
36Conics
37Set Theory
38Data and Graphs
39Statistics
40Probability
41Differentiation
- 41.1Power rule
- 41.2Slope and equation of tangent line
- 41.3Chain rule
- 41.4Derivative of trigonometric functions
- 41.5Derivative of exponential functions
- 41.6Product rule
- 41.7Quotient rule
- 41.8Derivative of logarithmic functions
- 41.9Higher order derivatives
- 41.10Rectilinear Motion: Derivative
- 41.11Critical number & maximum and minimum values
- 41.1Power rule
42Integration
