Modulus Function (2015) Archives — O/A Level Solutions

Hits: 119

Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 2 (P2-9709/02) | Year 2015 | May-Jun | (P2-9709/23) | Q#5

Hits: 119 Question      i.       By sketching a suitable pair of graphs, show that the equation has two real root.    ii.       Use the iterative formula to find one of the real roots correct to  3 decimal places. Give the result of each iteration to 5 decimal places.   iii.       Hence find the coordinates of […]

Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 2 (P2-9709/02) | Year 2015 | May-Jun | (P2-9709/22) | Q#5

Hits: 123 Question      i.       By sketching a suitable pair of graphs, show that the equation has two real root.      ii.       Use the iterative formula to find one of the real roots correct to 3 decimal places. Give the result of each iteration to 5 decimal places.   iii.       Hence find the coordinates […]

Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 2 (P2-9709/02) | Year 2015 | Oct-Nov | (P2-9709/23) | Q#2

Hits: 96   Question      i.       Solve the equation .    ii.       Hence, using logarithms, solve the equation , giving the answer correct to  3 significant figures. Solution i.   SOLVING EQUATION: PIECEWISE Let, . We have to consider both moduli separately and it leads to following cases;  OR We have the equation; […]

Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 2 (P2-9709/02) | Year 2015 | Oct-Nov | (P2-9709/22) | Q#1

Hits: 171   Question      i.       Solve the equation .    ii.       Hence, using logarithms, solve the equation , giving the answer correct to 3  significant figures. Solution     SOLVING EQUATION: ALGEBRAICALLY i.   Let, . We can write it as; We have to consider two separate cases; When When We have the […]

Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 2 (P2-9709/02) | Year 2015 | May-Jun | (P2-9709/21) | Q#1

Hits: 383   Question      i.       Solve the equation .    ii.       Hence, using logarithms, solve the equation , giving the answer  correct to 3 significant figures. Solution i.   SOLVING EQUATION: PIECEWISE Let, . We have to consider both moduli separately and it leads to following cases;  OR We have the equation; […]