The curve C C\,C has parametric equations
x=4t+2t+1y=t−3t+10≤t≤4 x = \frac{4t + 2}{t + 1} \quad y = \frac{t - 3}{t + 1} \quad 0 \leq t \leq 4 x=t+14t+2y=t+1t−30≤t≤4Show that C C\,C is part of a straight line.
Find the length of the line segment.
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.