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  • Perplex
    IB Math AAHL
    /
    Proof and Reasoning
    /

    Home

    Proof and Reasoning

    Exam-Style Problems

    IB: 4

    1 problem

    IB: 5

    9 problems

    IB: 6

    17 problems

    IB: 7

    14 problems

    Bonus

    3 problems

    Learning Resources

    Thumbnail for Proof by deduction

    Proof by deduction

    Introduction to the concept of proofs, proof by deduction, and proof with even and odd numbers.

    2 skills
    Thumbnail for Proof by induction

    Proof by induction

    The concept of a proof by induction with different types of examples.

    6 skills
    Thumbnail for Contradiction and Counterexamples

    Contradiction and Counterexamples

    So far, we have learned to prove that statements are true. In this lesson, we learn strategies to prove that statements are not true.

    4 skills