\contentsline {section}{\numberline {1}Introduction}{1}{section.1}% \contentsline {section}{\numberline {2}Algebra}{2}{section.2}% \contentsline {section}{\numberline {3}Pythagoras' Theorem and Surds}{5}{section.3}% \contentsline {section}{\numberline {4}Consumer Arithmetic}{10}{section.4}% \contentsline {section}{\numberline {5}Factorisation}{16}{section.5}% \contentsline {section}{\numberline {6}Homework}{18}{section.6}%