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Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 2 (P2-9709/02) | Year 2016 | Oct-Nov | (P2-9709/22) | Q#2

Hits: 39   Question      i.       Given that , find the value of 2y.    ii.       Use logarithms to find the value of y correct to 3 significant figures. Solution i.   We are given; We can write it as; Let , then; Now we have two options. Since ; Taking natural logarithm […]

Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 2 (P2-9709/02) | Year 2016 | Oct-Nov | (P2-9709/22) | Q#1

Hits: 37   Question Solve the equation . Solution SOLVING EQUATION: PIECEWISE Let, . We can write it as; We have to consider two separate cases; When When We have the equation; It  can be written as; We have to consider two separate cases; When ; When ; Hence, the only solutions for the given […]