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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