Featured sub-topics: - Linear inequalities - Quadratic inequalities - Inequalities of rational fractions - Problems involving inequalities - Further equation methods - Square root equations - Equations reducing to quadratic - Equations with a repeated root - Simultaneous equations in 3 unknowns By elimination By substitution By Cramer's rule - More simultaneous equations Simplified explanations, plus extra side notes with even more explanation! Over 30 examples per chapt