Formulae
Glossary
Arithmetic sequences
	Finding a and d from an arithmetic sequence
	Finding an arithmetic sequence using a and d
	Finding any term in an arithmetic sequence
	Creating a general term from a and d
	The sum of an arithmetic series
	Arithmetic sequence applications
Geometric sequences
	Finding a geometric sequence using a and r
	Finding any term of a geometric sequence
	Creating a general term from a and r
	The sum of a geometric series
	Geometric sequence application
	Dealing with time
	Sum to infinity
	Applications of sums to infinity
Arithmetic or geometric? 
Mixing it up (applications) Investments
Inexact sequences
Practice tasks
Answers
                 
                
                
                    
                            
                                Charlotte has over 10 years’ experience in teaching Mathematics, the majority of this as Assistant HOD of Mathematics and Dean of Year 9 at Darfield High School.  She has also undertaken a year at St Margaret’s – a high decile, girls’ school. Here she focused on teaching the junior levels (including Year 7 and 8).
                            
                        
                            
                                Victoria has twenty years’ experience in teaching Mathematics and has recently retired as Teacher of Mathematics and Specialist Classroom Teacher at Riccarton High School. She has received a Jim Campbell award for teaching excellence (2003) and an Ernest Duncan award in Mathematics (2007).
                            
                        
                 
                
                
                    
                            
                                All workbooks are written for the current NCEA Achievement standards
                            
                        
                            
                                New, fresh content – right up to date
                            
                        
                            
                                Cost effective write-on workbooks for individual standards allows for flexibility in course design
                            
                        
                            
                                Rigorous trialing of both text and answers
                            
                        
                            
                                Clearly modeled worked examples
                            
                        
                            
                                Plenty of practice opportunities 
                            
                        
                            
                                A high standard of design and production – the clean design allows for plenty of open space and text
                            
                        
                            
                                Talented mother-daughter team with many years of combined teaching experience in New Zealand schools.