Jean Kelly from Dublin's Institute of Education is here with six videos full of great advice and tips for the exam.

Python allows free creation of plots, unlike expensive, stagnant graphing calculators. Import NumPy and Matplotlib for basic ...

A table of values is used to find the points to plot for a graph. A row is used for each term in the equation to work out the coordinates. To draw a quadratic graph from an equation: Add up the ...