Edexcel P2 2023 January — Question 8

Exam BoardEdexcel
ModuleP2 (Pure Mathematics 2)
Year2023
SessionJanuary
TopicTrig Equations

  1. In this question you must show all stages of your working.
Solutions based entirely on calculator technology are not acceptable.
  1. Solve, for \(- \frac { \pi } { 2 } < x < \pi\), the equation $$5 \sin ( 3 x + 0.1 ) + 2 = 0$$ giving your answers, in radians, to 2 decimal places.
  2. Solve, for \(0 < \theta < 360 ^ { \circ }\), the equation $$2 \tan \theta \sin \theta = 5 + \cos \theta$$ giving your answers, in degrees, to one decimal place.