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IB Diploma

IB DP

IB DP Mathematics splits into the theory-driven Analysis & Approaches and the technology-driven Applications & Interpretation, each offered at SL and HL, plus a 20%-weighted Internal Assessment.

Difficulty

Advanced

Format

Analysis & Approaches (AA) or Applications & Interpretation (AI), each at Standard (SL) or Higher (HL) Level

Duration

SL: 3 hours across 2 papers · HL: 5 hours across 3 papers

Syllabus

What IB DP covers

Analysis & Approaches (AA) — 5 Topics

  • Number & Algebra: sequences, exponents/logs, proof; HL adds complex numbers, induction and partial fractions
  • Functions: quadratics, transformations, composite functions; HL adds polynomial and rational functions
  • Geometry & Trigonometry: 3D geometry, radians, the unit circle; HL adds vectors and compound-angle identities
  • Statistics & Probability: sampling, regression, binomial/normal distributions; HL adds Bayes' theorem
  • Calculus: limits, derivative rules, integration; HL adds implicit differentiation, substitution and Maclaurin series

Applications & Interpretation (AI) — 5 Topics

  • Number & Algebra: financial applications, technology-based equation solving; HL adds matrices and complex numbers
  • Functions: modelling with linear, exponential, cubic and sinusoidal functions; HL adds further modelling and log scales
  • Geometry & Trigonometry: Voronoi diagrams, applied trigonometry; HL adds matrix transformations and graph theory
  • Statistics & Probability: hypothesis testing, Spearman's rank; HL adds confidence intervals and Markov chains
  • Calculus: optimisation in context, the trapezoidal rule; HL adds differential equations, slope fields and Euler's method

Exam Pattern

How IB DP is assessed

Paper 1

SL: 80 marks · HL: 110 marksSL: 1h30m · HL: 2h

No calculator for AA; GDC required throughout for AI. Compulsory short- and extended-response questions.

Paper 2

SL: 80 marks · HL: 110 marksSL: 1h30m · HL: 2h

Calculator (GDC) required for both AA and AI.

Paper 3 (HL only)

2 extended problem-solving questions, 55 marks1 hour

GDC required; only sat by Higher Level students.

Internal Assessment

20% of final grade

A 10–15 hour written mathematical exploration on a student-chosen topic, assessed against 5 IA-specific criteria.

Required Materials

What you'll need

IB-approved GDC

A graphic display calculator such as the TI-84 Plus CE, TI-Nspire CX or Casio fx-9750/fx-CG50.

Official formula booklet

A clean copy of the AA or AI formula booklet is provided in every exam — practice with it, since an annotated copy isn't allowed.

Oxford or Haese Mathematics AA/AI

The two officially endorsed textbook series, published separately for AA and AI, each in SL and HL editions.

Try It Yourself

Sample questions, solved step by step

Scroll into view to watch each solution build itself, one step at a time, exactly how our tutors walk students through it.

1

Sample question

Solve for x > 0: log₃(x) + log₃(x − 2) = 1.

Animated solution

1

Combine the logs

Using the product rule, log₃(x) + log₃(x − 2) = log₃[x(x − 2)]

2

Rewrite in exponential form

log₃[x(x − 2)] = 1 means x(x − 2) = 3¹ = 3

3

Solve the quadratic

x² − 2x − 3 = 0 → (x − 3)(x + 1) = 0 → x = 3 or x = −1

4

Check the domain

x = −1 is rejected (log of a negative number is undefined); x = 3 gives x − 2 = 1 > 0, which is valid

Answer: x = 3

2

Sample question

A town's population is modelled by P(t) = 12000(1.03)ᵗ, where t is years after 2020. Find the year the population first exceeds 18,000.

Animated solution

1

Set up the inequality

12000(1.03)ᵗ > 18000

2

Isolate the exponential term

Divide both sides by 12000: 1.03ᵗ > 1.5

3

Take logarithms of both sides

t · ln(1.03) > ln(1.5), so t > ln(1.5) / ln(1.03)

4

Compute

t > 0.4055 / 0.02956 ≈ 13.7 years after 2020

Answer: During 2034 (t ≈ 13.7 years after 2020)

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