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  • erplex

    Problem Bank

    Access custom-built, exam-style problems for your objective. Each problem has a full solution and mark-scheme, as well as AI grading and support.

    392 Problems Available

    Problem Bank Features:

    AI Grading: Get instant feedback on your solutions, with AI grading and mark-schemes. You can also scan your work if you prefer to work on paper.

    Detailed Filters: Filter by difficulty, completion, theme, and more to find the perfect problem for your needs.

    Accurate Mark-Schemes: Each problem has a full solution with embedded mark-scheme that you can use to check yourself off on and save your progress.

    1: Algebra

    4 units

    Approximations & Error

    6 PROBLEMs

    2: Functions

    4 units

    Cartesian plane & lines

    20 PROBLEMs

    Quadratics

    30 PROBLEMs

    3: Geometry & Trigonometry

    2 units

    Trig equations & identities

    29 PROBLEMs

    2D & 3D Geometry

    32 PROBLEMs

    4: Statistics & Probability

    3 units

    Descriptive Statistics

    37 PROBLEMs

    5: Calculus

    2 units

    Exponents & Logarithms

    53 PROBLEMs

    Sequences & Series

    39 PROBLEMs

    Counting & Binomials

    16 PROBLEMs

    Function Theory

    31 PROBLEMs

    Transformations & asymptotes

    19 PROBLEMs

    Probability

    39 PROBLEMs

    Distributions & Random Variables

    42 PROBLEMs

    Differentiation

    42 PROBLEMs

    Integration

    32 PROBLEMs