alleryConvert i to polar form:
A1(cos π/2 + i sin π/2)
B1(cos 0 + i sin 0)
Ci
D2(cos π/4 + i sin π/4)
Answer & Solution
Correct answer: A. 1(cos π/2 + i sin π/2)
i = 0 + 1i corresponds to (0, 1) in Argand plane.
|i| = 1, arg(i) = π/2. So i = 1(cos π/2 + i sin π/2) = cos π/2 + i sin π/2.
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