# Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 1 (P1-9709/01) | Year 2018 | May-Jun | (P1-9709/13) | Q#10

Hits: 259 Question The one-one function f is defined by for , where c is a constant. i. State the smallest possible value of c. In parts (ii) and (iii) the value of c is 4. ii. Find an expression for and state the domain of . iii. Solve the equation , […]