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  • erplex

    Sequences & Series

    48

    Practice Problems

    Work through our library of IB-style problems

    20

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    Video Lessons

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    Lessons & Notes

    Arithmetic Sequences

    Introduction to the definition, properties, and general term of an arithmetic sequence

    Start Lesson

    Geometric Sequences

    Introduction to definition, identification, and general term of geometric sequences

    Start Lesson

    Arithmetic Series(Plus Only)

    Definition of series, formula for arithmetic series

    Upgrade to Plus

    Σ summation notation(Plus Only)

    Summation notation, properties of sums

    Upgrade to Plus

    Geometric Series(Plus Only)

    Definition and general term of geometric series, finite and infinite series, convergence

    Upgrade to Plus

    Sequence Mode (Calculator)(Plus Only)

    Working with sequences on a calculator, computations and applications of a calculator

    Upgrade to Plus

    Compounding (Appreciation & Depreciation)(Plus Only)

    Compound growth, depreciation, interest, inflation, real value

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    Speed Run Quizzes

    Test your speed and accuracy with timed quizzes

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    Practice Tests

    Comprehensive exams with detailed feedback

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    Arithmetic Sequences

    Introduction to the definition, properties, and general term of an arithmetic sequence

    Start Lesson

    Geometric Sequences

    Introduction to definition, identification, and general term of geometric sequences

    Start Lesson

    Arithmetic Series(Plus Only)

    Definition of series, formula for arithmetic series

    Upgrade to Plus

    Σ summation notation(Plus Only)

    Summation notation, properties of sums

    Upgrade to Plus

    Geometric Series(Plus Only)

    Definition and general term of geometric series, finite and infinite series, convergence

    Upgrade to Plus

    Sequence Mode (Calculator)(Plus Only)

    Working with sequences on a calculator, computations and applications of a calculator

    Upgrade to Plus

    Compounding (Appreciation & Depreciation)(Plus Only)

    Compound growth, depreciation, interest, inflation, real value

    Upgrade to Plus