Home
Class 12
MATHS
The equation |z-i|+|z+i|=k, k gt 0 can r...

The equation `|z-i|+|z+i|=k, k gt 0` can represent an ellipse, if k=

Text Solution

Verified by Experts

The correct Answer is:
`4.00`
Promotional Banner

Topper's Solved these Questions

  • MATHEMATICS TIPS

    FIITJEE|Exercise NUMERICAL RASED QUESTIONS|24 Videos

  • MATHEMATICS

    FIITJEE|Exercise NUMERICAL DECIMAL BASED QUESTIONS|15 Videos

  • MATRICES

    FIITJEE|Exercise NUMERICAL BASED|3 Videos

Similar Questions

Explore conceptually related problems

If a gt 0 and the equation |z-a^(2)|+|z-2a|=3 , represents an ellipse, then 'a' belongs to the interval

The equation |z-i|=|z-1|,i= sqrt(-1) represents

The equation |z-i|=|z-1|,i=sqrt(-1) represents:

The equation |z - i| = |z - 1| represents :

Q.2 The equation |z+1-i|=|z+i-1| represents a

The equation |((1+i)z-2)/((1+i)z+4)|=k does not represent a circle when k is

If the equation |z-z_1|^2 + |z-z_2|^2 =k , represents the equation of a circle, where z_1 = 3i, z_2 = 4+3i are the extremities of a diameter, then the value of k is

The least possible integral value of k for which |z-1-i|+|z+i|=k represents an ellipse is

how does |z-z_(1)|+|z-z_(2)|=k represents ellipse

FIITJEE-MATHEMATICS TIPS-NUMERICAL DECIMAL BASED QUESTIONS
  1. If x, y, z are positive real numbers, then minimum value of (z)/(x+y)+...

    Text Solution

    |

  2. If the difference of the roots of the equation x^(2)-5x+6=0 is same as...

    Text Solution

    |

  3. The minimum value of 'a' for which a^(2)x^(2)+(2a-1)x+1 is non-negativ...

    Text Solution

    |

  4. The minimum value of the expression [3x^(2)+4x+5] (where [.] greatest ...

    Text Solution

    |

  5. Let lambda be real. If. The origin and the complex roots of 2z^(2)+2z+...

    Text Solution

    |

  6. The equation |z-i|+|z+i|=k, k gt 0 can represent an ellipse, if k=

    Text Solution

    |

  7. For |z-1|=1, i tan(("arg"(z-1))/(2))+(2)/(z) is equal to

    Text Solution

    |

  8. The sum of the rational terms in the expansion of (sqrt(2)+ root(5...

    Text Solution

    |

  9. Find out the sum of the coefficients in the expansion of the binomial ...

    Text Solution

    |

  10. A fair coin is tossed 100 times. The probability of getting tails an ...

    Text Solution

    |

  11. The probabilities of two events are 0.25 and 0.50. The total probabili...

    Text Solution

    |

  12. Let A=[{:(x^(2),6,8),(3,y^(2),9),(4,5,z^(2)):}],B=[{:(2x,3,5),(2,2y,6)...

    Text Solution

    |

  13. The number of non-zero diagonal matrices of order 4 satisfying A^(2)=A...

    Text Solution

    |

  14. Find the following system of equations is consistent, (a+1)^3x+(a+2...

    Text Solution

    |

  15. The maximum value of determinant |{:(cos(alpha+beta),sin alpha,-cos al...

    Text Solution

    |

  16. If x+y+z=10, where x,y,z in N. Find the number of solutions of triplet...

    Text Solution

    |

  17. The figures 4, 5, 6, 7, 8 are written in every possible order. The num...

    Text Solution

    |

  18. If a^(2)+b^(2)+c^(2)=1 where, a,b,cin R, then the maximum value of (4a...

    Text Solution

    |

  19. Let vec a , vec b a n d vec c be three vectors having magnitudes 1...

    Text Solution

    |

  20. A plane passing through (1, 1, 1) cuts positive direction of co-ordin...

    Text Solution

    |