Complex NumbersHard

Question

The region of Argand diagram defined by  |z - 1| + |z + 1| ≤ 4 is :

Options

A.interior of an ellipse
B.exterior of a circle
C.interior and boundary of an ellipse
D.none of these

Solution

A(1, 0) and B(- 1, 0) are two fixed point at a distance √2 & P(z) moves so that PA + PB √ 4

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