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Differential equations.

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Critical points, absolute minimum, local maximum and minimum points, increasing and decreasing, concavity

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Basic indefinite integrals, Basic definite integrals, integration by substitution

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rebelmaths

Basic indefinite integrals, Basic definite integrals, integration by substitution

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rebelmaths

Factoring a quadratic equation

Matrix addition, multiplication. Finding inverse. Determinants. Systems of equations.

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This custom function draws a tree diagram with a random number of branches (branch1 and branch2).

There are copious comments in the definition of the function eqnline about the voodoo needed to have a JSXGraph diagram interact with the input box for a part.

Basic indefinite integrals, Basic definite integrals, integration by substitution

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rebelmaths

Student is asked to drag points onto the unit circle, to represent sin(x) and cos(x), where x is a multiple of 45 degrees.