0606 P11 - Nov 2018 - Q1 - 5 marks
8480
(a) Sketch the graph of \(y=3\cos2x-1\), for \(0^\circ\leq x\leq360^\circ\).
(b) Given that \(y=4\sin6x\), write down
(i) the amplitude of \(y\),
(ii) the period of \(y\).
Solutions locked. Please sign in with access to view them.