CAIE P2 2015 November — Question 1

Exam BoardCAIE
ModuleP2 (Pure Mathematics 2)
Year2015
SessionNovember
TopicModulus function

1
  1. Solve the equation \(| 3 x - 2 | = 5\).
  2. Hence, using logarithms, solve the equation \(\left| 3 \times 5 ^ { y } - 2 \right| = 5\), giving the answer correct to 3 significant figures.