Adrian Jannetta

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

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

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This uses an embedded Geogebra graph of a line $y=mx+c$ 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.

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

Drag points on a graph to the given Cartesian coordinates. There are points in each of the four quadrants and on each axis.

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.

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

No description given

Shows how to retrieve the student's answer to another part from a custom marking script.

A practice test to get used to the NUMBAS environment.

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

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

Adding and subtracting two 3x3 matrices.

Differentiate $f(x) = x^m(a x+b)^n$.

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

In parts (a) and (b) rearrange linear inequalities to make $x$ the subject.

In the parts (c) and (d) correctly give the direction of the inequality sign after rearranging an inequality.

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

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

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

No description given

Shows how to retrieve the student's answer to another part from a custom marking script.

Differentiate $\displaystyle (ax^m+bx^2+c)^{n}$.

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No description given

Find the first 3 terms in the MacLaurin series for $f(x)=(a+bx)^{1/n}$ i.e. up to and including terms in $x^2$.

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

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

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