0606 P21 - Jun 2018 - Q11 - 10 marks
8454
(a) Solve
\(10\cos^2x+3\sin x=9\)
for \(0^\circ\lt x\lt360^\circ\).
(b) Solve
\(3\tan2y=4\sin2y\)
for \(0\lt y\lt\pi\) radians.
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