Solve, for 0°⩽x<180°0° \leqslant x < 180°0°⩽x<180°, the equation
cos(2x+15°)=0.3\cos(2x + 15°) = 0.3cos(2x+15°)=0.3
Give your answers to 1 decimal place.
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Markscheme
1.8.7 Solving trigonometric equations Questions
42 exam-style questions on AQA A Level Maths 1.8.7 Solving trigonometric equations. Each one has a worked solution and a mark scheme showing where the marks go.