# Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 1 (P1-9709/01) | Year 2014 | Oct-Nov | (P1-9709/12) | Q#11

Question The function is defined for . i. Find the exact value of for which . ii. State the range of . iii. Sketch the graph of . iv. Find an expression for . Solution i. We are given that; We can write it as; We are given that , therefore; Using calculator; ii. […]