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

Hits: 27 Question Use logarithms to solve the equation 5x+3 = 7x−1 giving the answer correct to 3 significant figures. Solution We are given; Taking natural logarithm of both sides; Power Rule; Please follow and like us: 0