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If z and w are two complex numbers such that |zw| = 1 and arg(z) – arg(w) = p/2, then:

(1)   zw = 1 - i/√2

(2)   zw = i

(3)   zw = -i

(4)   zw = -1 + i/√2

1 Answer

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Best answer

Correct option  (3)   zw = -i

Explanation:

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