# Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 1 (P1-9709/01) | Year 2015 | May-Jun | (P1-9709/12) | Q#11

Question The function is defined by for . i. Find the set of values of p for which the equation has no real roots. The function is defined by for . ii. Express in the form , where a, b and c are constants. iii. Find the range of . The function is defined by for , where k is a constant. […]