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If z is a complex number in the argand p...

If z is a complex number in the argand plane, then the equation `|z-2|+|z+2|=8` represents

A

1)Paraabola

B

2)elipse

C

3)hyperbola

D

4)circle

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The correct Answer is:
B
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HIMALAYA PUBLICATION-COMPLEX NUMBERS-QUESTION BANK
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  3. If z is a complex number in the argand plane, then the equation |z-2|+...

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  4. Cube roots of unity are in

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  5. If x=a+b, y=a omega+b omega^(2), z=a omega^(2)+b omega, then x y z=

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  14. (3+2 i sin theta)/(1-2 i sin theta) will be purely imaginary, if theta...

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