Review practice
Choose a section to work through its questions and solutions. Your progress is shared across pages. Ranges follow collection order; original source labels are kept on each question.
Section 1 · Questions 1–6
Eliminate t using a cancelling linear combination · Eliminate a positive parameter and retain closed endpoints · +4 more
- Question 1 · Eliminate t using a cancelling linear combination
- Question 2 · Eliminate a positive parameter and retain closed endpoints
- Question 3 · Keep the trigonometric range and solve an intersection exactly
- Question 4 · Differentiate a rational and logarithmic parametrisation
- Question 5 · Solve the exact parameter values for a prescribed gradient
- Question 6 · Separate a vertical tangent from an excluded endpoint
Section 2 · Questions 7–11
Derive an ellipse tangent without losing its vertical cases · Use a horizontal normal to identify a vertical tangent · +3 more
- Question 7 · Derive an ellipse tangent without losing its vertical cases
- Question 8 · Use a horizontal normal to identify a vertical tangent
- Question 9 · Obtain a tangent-intercept triangle and qualify its endpoint
- Question 10 · Remove the original intersection before using a discriminant
- Question 11 · Recover a hyperbola from tangent-intercept midpoints