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Shows how to use the bin function to group data into equal-sized intervals.

Apply the factor theorem to check which of a list of linear polynomials are factors of another polynomial.

Tests the ability to find the gradient and intercept of a straight line graph.

This uses an embedded Geogebra SHM graph with coefficients set by NUMBAS.

Rearrange expressions in the form $ax^2+bx+c$ to $a(x+b)^2+c$.

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This uses an embedded Geogebra graph of a sine curve $y=a\sin (bx+c)+d$  with random coefficients set by NUMBAS.

When are vectors $\boldsymbol{v,\;w}$ orthogonal?

This uses an embedded Geogebra SHM graph with coefficients set by NUMBAS.

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Given a factor of a cubic polynomial, factorise it fully by first dividing by the given factor, then factorising the remaining quadratic.

Given a graph of some line or curve - the student is asked about the nature of the map and whether it constitutes a function.

Given a graph of some line or curve - the student is asked about the nature of the map and whether it constitutes a function.

Given a graph of some function f, the student is asked for values of $f$ and its inverse. Function is cubic and invertible.

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Manipulate surds and rationalise the denominator of a fraction when it is a surd.

Use laws for addition and subtraction of logarithms to simplify a given logarithmic expression to an arbitrary base.

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This uses an embedded Geogebra graph of a polar function with random coefficients set by NUMBAS.

This uses an embedded Geogebra graph of a cubic polynomial with random coefficients set by NUMBAS.  Student has to decide what kind of map it represents and whether an inverse function exists.

This uses an embedded Geogebra graph of a modulus function with random coefficients set by NUMBAS.

This uses an embedded Geogebra graph of amodulus function with random coefficients set by NUMBAS.

This uses an embedded Geogebra graph of a cubic polynomial with random coefficients set by NUMBAS.  Student has to decide what kind of map it represents and whether an inverse function exists.

Adding and subtracting two 3x3 matrices.

This uses an embedded Geogebra graph of a cubic polynomial with random coefficients set by NUMBAS.  Student has to decide what kind of map it represents and whether an inverse function exists.