Edexcel Paper 2 2018 June — Question 7

Exam BoardEdexcel
ModulePaper 2 (Paper 2)
Year2018
SessionJune
TopicHarmonic Form

  1. (i) Solve, for \(0 \leqslant x < \frac { \pi } { 2 }\), the equation
$$4 \sin x = \sec x$$ (ii) Solve, for \(0 \leqslant \theta < 360 ^ { \circ }\), the equation $$5 \sin \theta - 5 \cos \theta = 2$$ giving your answers to one decimal place.
(Solutions based entirely on graphical or numerical methods are not acceptable.)