Functions

Learn the concept of a function and work with all kinds of them: related, rational, irrational, piece-wise ... Study the general characteristics of the functions and operations between them.

  1. Cartesian axes and representation of points in the plane

    Difficulty: 1

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  2. Characteristics of the functions

    6 subjects

  3. Computation of images and inverse images

    Difficulty: 4

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  4. Concept and equation of a function

    Difficulty: 3

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  5. Concept and expression of a real function

    Difficulty: 6

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  6. Constant function, Linear function and Affine function

    Difficulty: 6

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  7. Domain of a function

    Difficulty: 6

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  8. Exponential functions

    Difficulty: 7

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  9. Functions defined by parts

    Difficulty: 8

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  10. Functions: Graphic representation

    Difficulty: 3

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  11. Graph of a function

    Difficulty: 4

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  12. Graphic determination of the domain and of the image

    Difficulty: 4

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  13. Image of a function

    Difficulty: 6

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  14. Irrational functions

    Difficulty: 7

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  15. Logarithmic functions

    Difficulty: 7

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  16. Operations with functions

    2 subjects

  17. Polynomial functions: constant, affine and quadratic

    Difficulty: 5

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  18. Rational functions

    Difficulty: 7

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  19. The absolute value function

    Difficulty: 8

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