Additional Mathematics 0606 / Trigonometry / 1.181.18: Sine equation with a surd coefficient0606/12/O/N/18 — Question 1 · 4 marksMark as done · Save for later · Show all solutionsSolve 1+2sin(x+50∘)=01 + \sqrt{2}\sin(x + 50^{\circ}) = 01+2sin(x+50∘)=0 for −180∘≤x≤180∘-180^{\circ} \le x \le 180^{\circ}−180∘≤x≤180∘.[4]▸ Answer▸ Official mark scheme← 2.25: Sketch, period and amplitude of sine graph1.19: Cosine curve from a graph →
