Complex NumbersHard

Question

Let z1, z2 be two complex numbers represented by points on the circle | z1 | = 1 and | z2 | = 2 respectively, then -

Options

A.max | 2z1 + z2 | = 4
B.min | z1 - z2 | = 1
C. ≤ 3
D.none of these

Solution

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