Question: Question 5. (a) Show that (4 + 2)3 = 52 + 47i. (b) In the Cartesian plane, let O = (0, 0), A = (1,

Question 5. (a) Show that (4 + 2)3 = 52 +

Question 5. (a) Show that (4 + 2)3 = 52 + 47i. (b) In the Cartesian plane, let O = (0, 0), A = (1, 0), B = (4, 1) and C = (52, 47). Using complex numbers, show that ZAOC = 3ZAOB

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