SPS SPS SM 2022 February — Question 3

Exam BoardSPS
ModuleSPS SM (SPS SM)
Year2022
SessionFebruary
TopicTrig Equations
3. Solve each of the following equations, for \(0 ^ { \circ } \leqslant x \leqslant 180 ^ { \circ }\).
  1. \(2 \sin ^ { 2 } x = 1 + \cos x\).
  2. \(\sin 2 x = - \cos 2 x\).
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