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International Baccalaureate · IB Diploma

Mathematics: Analysis and Approaches · HL

Papers, samples and curriculum documents for this course.

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Handouts, exercise sheets and slides

Shared topic documents retain their source course and topic titles. Use your chosen board’s specification for coverage, tier and exam requirements.

Course units and learning goals

These lessons teach selected course objectives. Check the remaining coverage gaps; the material is not a complete preparation programme.

1 · Number and algebra
  • Exact arithmetic and estimation: A prime number that divides the integer exactly.
  • Indices, surds and standard form: The power to which a base is raised.
  • Sequences, series and recurrence: The constant multiplier between consecutive terms of a geometric sequence.
  • Percentages, ratio and proportional reasoning: A factor that performs a percentage change in one multiplication.
  • Complex numbers and roots: The number obtained by reversing the sign of the imaginary part.
  • Binomial expansion and valid approximations: The number of ways to choose a specified number of objects from a set.
  • Series, finite differences and Taylor expansions: A polynomial formed from a function's derivatives at a chosen centre.
prime factor
A prime number that divides the integer exactly.
index
The power to which a base is raised.
common ratio
The constant multiplier between consecutive terms of a geometric sequence.
multiplier
A factor that performs a percentage change in one multiplication.
complex conjugate
The number obtained by reversing the sign of the imaginary part.
binomial coefficient
The number of ways to choose a specified number of objects from a set.
Taylor polynomial
A polynomial formed from a function's derivatives at a chosen centre.
2 · Functions
  • Domains, inverses and composition: The set of allowed inputs to a function.
  • Exponentials, logarithms and modelling: The time for a decaying quantity to fall to half its initial value.
domain
The set of allowed inputs to a function.
half-life
The time for a decaying quantity to fall to half its initial value.
3 · Geometry and trigonometry
  • Angle reasoning, similarity and mensuration: The multiplier that relates corresponding lengths in similar shapes.
  • Right triangles and non-right triangles: The side opposite the right angle in a right-angled triangle.
  • Radians, identities and trigonometric equations: The angle subtended by an arc whose length equals the radius.
  • Vectors and transformation geometry: The vector sum representing the combined displacement or force.
scale factor
The multiplier that relates corresponding lengths in similar shapes.
hypotenuse
The side opposite the right angle in a right-angled triangle.
radian
The angle subtended by an arc whose length equals the radius.
resultant
The vector sum representing the combined displacement or force.
4 · Statistics and probability
  • Data summaries, histograms and interpretation: Frequency divided by class width, used as histogram height.
  • Probability, trees and conditional reasoning: The probability of an event after restricting the sample space to a stated condition.
  • Binomial, normal and Poisson models: The probability-weighted mean of a random variable.
frequency density
Frequency divided by class width, used as histogram height.
conditional probability
The probability of an event after restricting the sample space to a stated condition.
expected value
The probability-weighted mean of a random variable.
5 · Calculus
  • Derivatives and stationary points: The instantaneous rate of change, also the gradient of a tangent.
  • Integrals, area and accumulation: A function whose derivative equals the given integrand.
  • Chain, product, quotient and implicit differentiation: The rule that multiplies the outer derivative by the inner derivative for a composite function.
  • Substitution, parts and partial fractions: An integration method based on the derivative of a product.
  • Differential equations and numerical solutions: A specified value that selects a particular solution from a family.
derivative
The instantaneous rate of change, also the gradient of a tangent.
antiderivative
A function whose derivative equals the given integrand.
chain rule
The rule that multiplies the outer derivative by the inner derivative for a composite function.
integration by parts
An integration method based on the derivative of a product.
initial condition
A specified value that selects a particular solution from a family.
IA · School-supervised mathematical exploration
  • Planning a mathematical exploration: A condition adopted to make a mathematical model possible and whose effect should be evaluated.
assumption
A condition adopted to make a mathematical model possible and whose effect should be evaluated.

Preparing for this qualification

  • Current first-assessment-2021 course: AA Paper 1 prohibits technology; Paper 2 allows it. HL Paper 3 permits technology and tests extended problem solving.
  • External examination contributes 80%; the school-supervised mathematical exploration contributes 20%. SL papers are 40% each; HL Papers 1/2 are 30% each and Paper 3 is 20%.
  • Public briefs establish structure, not full official learning objectives. School access to the current full guide, formula booklet and calculator policy is required to certify complete parity.
  • Do not apply the revised 2029 marks, paper timing or exploration criteria to current cohorts.

Teaching coverage still needed

  • Official question-bank boundaries, scheme alignment and all objective-level teaching coverage require the recorded review; no practice registry promotion.
  • The authored diagnostic assessments are not full-length qualification mocks.
  • The complete current IB guide, formula booklet, authenticated exploration criteria and full SL/HL objective codes are unavailable in the public archive.

Specifications and sample documents

Course materials

Course preparation

Documents are available. Board-specific notes, assessments and interactive past-paper practice are not yet available for every course.

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