Radford Mathematics AI SL • Topic 1

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IB Mathematics Applications and Interpretation SL

Topic 1: Number and algebra

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AI 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.

Related Topic 1 tutorials

▶Geometric sequences: nth term and common ratioRadford Mathematics on YouTube ▶A flexible nth-term formulaRadford Mathematics on YouTube ▶Geometric sequence thresholdsRadford Mathematics on YouTube ▶Finite geometric series formulaRadford Mathematics on YouTube

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