Secondary 4 Maths Help & Practice

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1Number System and Radicals
2Rational Numbers
3Solving Linear Equations
4Linear Inequalities
5Introduction to Relations and Functions
6Linear Functions
- 6.1Distance formula:
- 6.2Midpoint formula:
- 6.3Gradient equation:
- 6.4Gradient intercept form: y = mx + b
- 6.5General form: Ax + By + C = 0
- 6.6Gradient-point form:
- 6.7Rate of change
- 6.8Graphing linear functions using table of values
- 6.9Graphing linear functions using x- and y-intercepts
- 6.10Graphing from gradient-intercept form y=mx+b
- 6.11Graphing linear functions using a single point and gradient
- 6.12Word problems of graphing linear functions
- 6.13Parallel and perpendicular lines in linear functions
- 6.14Applications of linear relations
- 6.1Distance formula:
7Linear Equations (Advanced)
- 7.1Introduction to linear equations
- 7.2Introduction to nonlinear equations
- 7.3Special case of linear equations: Horizontal lines
- 7.4Special case of linear equations: Vertical lines
- 7.5Parallel line equation
- 7.6Perpendicular line equation
- 7.7Combination of both parallel and perpendicular line equations
- 7.8Applications of linear equations
- 7.1Introduction to linear equations
8Solving Simultaneous Equations
- 8.1Determining number of solutions to linear equations
- 8.2Solving simultaneous equations by graphing
- 8.3Solving simultaneous equations by elimination
- 8.4Solving simultaneous equations by substitution
- 8.5Money related questions in linear equations
- 8.6Unknown number related questions in linear equations
- 8.7Distance and time related questions in linear equations
- 8.8Rectangular shape related questions in linear equations
- 8.1Determining number of solutions to linear equations
9Exponents
10Exponential Functions
- 10.1Exponents: Product rule (a^x)(a^y) = a^(x+y)
- 10.2Exponents: Division rule (a^x / a^y) = a^(x-y)
- 10.3Exponents: Power rule (a^x)^y = a^(x * y)
- 10.4Exponents: Negative exponents
- 10.5Exponents: Zero exponent: a^0 = 1
- 10.6Exponents: Rational exponents
- 10.7Graphing exponential functions
- 10.8Graphing transformations of exponential functions
- 10.9Finding an exponential function given its graph
- 10.1Exponents: Product rule (a^x)(a^y) = a^(x+y)
11Exponential Growth and Decay
12Operations of Polynomials
13Factorising Quadratic Equations
14Quadratic Functions
- 14.1Characteristics of quadratic functions
- 14.2Transformations of quadratic functions
- 14.3Quadratic function in general form: y = ax^2 + bx + c
- 14.4Quadratic function in vertex form: y = a(x-p)^2 + q
- 14.5Completing the square
- 14.6Converting from general to vertex form by completing the square
- 14.7Shortcut: Vertex formula
- 14.8Graphing parabolas for given quadratic functions
- 14.9Finding the quadratic functions for given parabolas
- 14.10Applications of quadratic functions
- 14.1Characteristics of quadratic functions
15Quadratic Equations and Inequalities
16Pythagorean Theorem
17Angles, Lines and Transversals
18Properties of Triangles
19Congruent Triangles
20Symmetry and Surface Area
21Circle Geometry
22Scale Factors and Similarity
23Surface Area and Volume
24Algebraic Fractions
- 24.1Simplifying algebraic fractions and restrictions
- 24.2Adding and subtracting algebraic fractions
- 24.3Multiplying algebraic fractions
- 24.4Dividing algebraic fractions
- 24.5Solving equations with algebraic fractions
- 24.6Applications of equations with algebraic fractions
- 24.7Simplifying complex fractions
- 24.8Partial fraction decomposition
- 24.1Simplifying algebraic fractions and restrictions
25Reciprocal Functions
26Introduction to Trigonometry
- 26.1Use sine ratio to calculate angles and sides (Sin = )
- 26.2Use cosine ratio to calculate angles and sides (Cos = )
- 26.3Use tangent ratio to calculate angles and sides (Tan = )
- 26.4Combination of SohCahToa questions
- 26.5Solving expressions using 45-45-90 special right triangles
- 26.6Solving expressions using 30-60-90 special right triangles
- 26.7Word problems relating ladder in trigonometry
- 26.8Word problems relating guy wire in trigonometry
- 26.9Other word problems relating angles in trigonometry
- 26.1Use sine ratio to calculate angles and sides (Sin = )
27Trigonometry
- 27.1Angle in standard position
- 27.2Coterminal angles
- 27.3Reference angle
- 27.4Find the exact value of trigonometric ratios
- 27.5ASTC rule in trigonometry (All Students Take Calculus)
- 27.6Unit circle
- 27.7Converting between degrees and radians
- 27.8Trigonometric ratios of angles in radians
- 27.9Radian measure and arc length
- 27.10Law of sines
- 27.11Law of cosines
- 27.12Applications of the sine law and cosine law
- 27.1Angle in standard position
28Bearings
29Vectors
30Probability
31Statistics
32Data and Graphs
33Derivatives
34Introduction to Matrices
