Oxford Study Buddy Revision and Exam Guides have been written by expert teachers and examiners to help students across Queensland revise and practise for their QCE External assessments and achieve their very best!Join Study Buddy Professor Ray Díaz and work through:targeted revision notes for all Units 3 & 4 Mathematical Methods subject matter (including study tips, examiner tips and worked examples of exam questions)over 300 multiple choice and short response questions (including official QCAA questions) organised by Topic and flagged as ‘Technology-free’ or ‘Technology-active’fully worked solutions for every question with marking advicethe official 2020 Mathematical Methods exam papers with fully worked solutions and marking advicea complete overview of the course and assessment structure with subject-specific study tips and exam adviceadditional auto-marking multiple choice questions and other digital resources (available online via obook pro).