IB Mathematics Analysis and Approaches SL

Topic 1: Number and algebra

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AA SL · Topic 1

Number and algebra learning path

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SL 1.2 Arithmetic Sequences and SeriesRecognise arithmetic patterns, use nth-term and finite-sum formulas, work with sigma notation and model constant additive change. SL 1.3 Geometric Sequences and SeriesRecognise geometric patterns, use flexible nth-term formulas, sum finite series and solve threshold and modelling problems. SL 1.3 skill Reading and Writing Sigma NotationRead, expand and write finite sums using sigma notation, including shifted indices. SL 1.4 Financial MathematicsModel compound interest and depreciation using geometric sequences; solve financial problems by hand and with the TI-Nspire Finance Solver. SL 1.8 Infinite Geometric SeriesDecide when an infinite geometric series converges and calculate or use its sum to infinity. SL 1.9 Binomial TheoremUse exponent patterns, Pascal’s triangle, binomial coefficients and the general term to expand binomials and solve IB-style coefficient problems.

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Topic 1: Number and algebra

Number and algebra learning path

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