# Past Papers’ Solutions | Edexcel | AS & A level | Mathematics | Core Mathematics 1 (C1-6663/01) | Year 2007 | June | Q#10

Question The curve C has equation , . The points P and Q lie on C and have x-coordinates 1 and 2 respectively. a. Show that the length of PQ is . b. Show that the tangents to C at P and Q are parallel. c. Find an equation for the normal to C at […]