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Question
Obtain the Cartesian form of the locus of z = x + iy in the following cases:
[Re(iz)]2 = 3
Solution
z = x + iy
[Re(iz)]2 = 3
⇒ [Re[i(x + iy]]2 = 3
⇒ [Re(ix – y)]2 = 3
⇒ (– y)2 = 3
⇒ y2 = 3
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