Judith Cumpsty has been a Mathematics teacher in various Western Australian schools for over thirty years, teaching at all different levels, as well as being a Head of Department. She has worked closely with students on improving their Mathematical skills, both in high school and primary school, with projects such as Have Sum Fun and preparing students for OLNA. She has kept abreast of changes in Mathematics by participating in activities such as Mathematics conferences, SCSA WACE marking as a Team Leader and proof-reading examinations published by MAWA.

Dion Alfonsi is the Head of Mathematics and a Secondary Mathematics Teacher at Shenton College in Perth, Western Australia. In the past, he has also had the roles of Year 9 & 10 Mathematics Curriculum Leader and Gifted & Talented/Academic Programs Coordinator. Dion has been a Board Member of MAWA, is a frequent presenter at the MAWA Secondary Conference and a teacher of the WA Mathematical Problem-Solving Program.

Greg Neal has taught in regional schools for over 40 years and has co-written several senior textbooks for Cengage Nelson. He has been an examination assessor, presents at conferences and has expertise with CAS technology.

Tal Ellinson is an experienced teacher across all secondary maths subjects. He was the Learning Specialist for Numeracy, leading maths teacher training and numeracy intervention at his previous school. He is a maths presenter for Edrolo, with his content watched by thousands of students. Tal has consulted for education companies and presented at national conferences. Recently he has been working overseas as a data scientist in the field of artificial intelligence, applying advanced maths every day.

Syllabus grid at the front of the book shows how each chapter is mapped to learning outcomes of the syllabus.

Explanations of course theory and concepts based on best-practice research into how students learn mathematics, including the highlighting of keywords, facts and formulas.

Exam hacks throughout the chapter provide useful expert advice to give students those extra tips and tricks that make a difference at exam time.

Worked examples clearly take students through mathematical problems step-by-step to develop a deeper understanding of what is expected of them.

Using CAS instructions for Casio ClassPad and TI-Nspire and calculators with clear instructions integrated throughout to show students the most efficient ways to use CAS.

Exercises are separated clearly to support student progression towards exam question success. o Recap allows a lesson warm-up by revisiting content from the previous exercise o Mastery provides questions tightly tied to the worked examples and Using CAS to help students cement skills. o Calculator-free and Calculator-assumed includes graded past WACE and WACE-style questions.

WACE Question Analysis unpacks a past WACE exam question and presents the best-practice solution with marking keys.