# Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 1 (P1-9709/01) | Year 2015 | Oct-Nov | (P1-9709/13) | Q#10

Question The function is defined by for . i. Find and and hence verify that the function has a minimum value at . The points and lie on the curve , as shown in the diagram. i. Find the distance AB. ii. Find, showing all necessary working, the area of the shaded region. Solution i. We are given; Rule for differentiation […]