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The equation |z-1|^(2) + |z+1|^(2) = 2 r...

The equation `|z-1|^(2) + |z+1|^(2) = 2` represents

A

a circle of radius one unit

B

a straight line

C

the ordered pair (0,0)

D

parabola

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The correct Answer is:
C
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AAKASH SERIES-COMPLEX NUMBERS-EXERCISE - I
  1. If |3z-2|=5 then the locus of z is

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  2. If |z -2 - 3i| = 5 then the locus of z = x +iy is

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  3. The equation |z-1|^(2) + |z+1|^(2) = 2 represents

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  4. If Re (z^2)=2 then the locus of z is

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  5. If amp (z-i) =pi//3 then the locus of z is

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  6. The locus of Z satisfying |z| + |z - 1| = 3 is

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  7. If the amplitude of z - 2 - 3i " is " pi//4 , then the locus of z = x ...

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  8. The complex number (1 + 2i)/(1 - i) lies in the

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  9. If three complex number are in A.P then they lie on

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  10. In the Argand plane, the points represented by the complex numbers 2-6...

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  11. The condition for the points z(1) , z(2) , z(3) , z(4) taken in order ...

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  12. The equation of the line joining the points represented by 2- 3i and -...

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  13. The number of complex number z such |z-1|=|z+1|=|z-i| equals

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  14. Statement - I : If z(1) and z(2) are two nonzero complex numbers such ...

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  15. Statement - I : If a and b are positive real numbers then sqrt(-a) xx ...

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  16. Statement - I : If z = barz then z is purely imaginary Statement- II...

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  17. In Argand plane , the quadrant in which (1 + 2i)/(1 -i) lies is

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  18. The descending order of the moduli of z(1) = (3 - 4i) (4 + 3i) , z(...

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  19. Match the following:

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  20. (3 - omega) ( 3- omega^(2)) ( 3- omega^(4)) (3 - omega^(8)) =

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