0606 P23 - Nov 2019 - Q5 - 10 marks
8380
(a) Solve
\(3\operatorname{cot}^2\left(y-\frac{\pi}{4}\right)=1\)
for \(0\lt y\lt\pi\) radians.
(b) Solve
\(7\operatorname{cot} z+\tan z=7\operatorname{cosec}z\)
for \(0^\circ\leq z\leq360^\circ\).
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