Reading a least-squares line
Unit 3 · Bivariate data · Worked examples
Worked examples on interpreting slope, intercept and r, and on when not to extrapolate.
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Unit 3 · Bivariate data · Worked examples
Worked examples on interpreting slope, intercept and r, and on when not to extrapolate.
Open: Reading a least-squares lineUnit 3 · Complex numbers · Notes
Short notes and six questions on what multiplication does to points in the complex plane.
Open: Complex multiplication as rotationUnit 3 · Differential calculus · Worksheet
Twelve calculator-free questions with full worked solutions.
Open: Chain rule practice setUnit 3 · Statics · Checklist
A one-page method for drawing free body diagrams, with two worked beam examples.
Open: Free body diagram checklistUnits 3–4 · External exam · Interactive
All 26 complex unfamiliar questions from the 2020–2025 external exams, each with an interactive visualisation and the marking guide one mark at a time.
Open: Every past QCAA complex unfamiliar question, 2020–2025Units 3–4 · External exam · Interactive
All 24 Specialist complex unfamiliar questions from the 2020–2025 external exams, each with an animation and an interactive to work through, then the marking guide one mark at a time.
Open: Every past QCAA complex unfamiliar question, 2020–2025Year 9 · Algebra · Worksheet
Ten questions that move from multiplying numbers to expanding algebraic brackets.
Open: Expanding brackets with area modelsFuller resources you pay for once. Each page explains what is inside.
Units 1–2 · Complex unfamiliar questions · Interactive
Two complex unfamiliar questions for every topic in Units 1 and 2, each with an animation, an interactive and the marking guide one step at a time.
Open: Units 1 and 2 complex unfamiliar questions