# Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 1 (P1-9709/01) | Year 2005 | Oct-Nov | (P1-9709/01) | Q#4

Hits: 50 Question Relative to an origin , the position vectors of the points , and are given by where is a constant. i. In the case where , use a scalar product to show that . ii. Find the values of q for which the length of is 6 units. Solution i. We are given that . Therefore, […]