# Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 2 (P2-9709/02) | Year 2003 | Oct-Nov | (P2-9709/02) | Q#5

Hits: 178 Question i. By sketching a suitable pair of graphs, for x < 0, show that exactly one root of the equation is negative. ii. Verify by calculation that this root lies between -1.0 and -0.5. iii. Use the iterative formula to determine the root correct to 2 decimal places, showing the result of each iteration. […]