A curve has the cartesian equation
y=x2−4x+7 y = x^2 - 4x + 7 y=x2−4x+7Given that x=t+2x = t + 2x=t+2, find a parametric equation for yyy.
Sketch the curve
215 exam-style questions on Edexcel A Level Maths Parametric Equations, covering 8.1 Parametric Equations, 8.2 Using Trigonometric Identities, 8.3 Curve Sketching, 8.4 Points of Intersection, and 8.5 Modelling with Parametric Equations. Each one has a worked solution and a mark scheme showing where the marks go.