TMUA 2016 Paper 1 Q8 — Worked Solution

P1·Trigonometry·6.0Official · 2016 · Q8

quadratic-in-sinperfect-squaremax-angle

Find the maximum angle

x

in the range

0° \leq x \leq 360°

which satisfies the equation

cos^{2} (2 x) + 3 sin (2 x) - \frac{7}{4} = 0.

Discussion

No discussions yet. Stuck, or want to share an approach? Start the first one.