Home
Class 11
MATHS
If |z+2|le2,find the maximum and minimum...

If `|z+2|le2`,find the maximum and minimum values |z|.

Promotional Banner

Topper's Solved these Questions

  • CO-ORDINATE GEOMETRY

    UNITED BOOK HOUSE|Exercise EXERCISE|10 Videos

  • Hare School, Question Paper

    UNITED BOOK HOUSE|Exercise Exercise |33 Videos

Similar Questions

Explore conceptually related problems

If |z+2|le2, find the maximum and minimum values of |z| .

If |z+5|le6, find the maximum and minimum values of |z+2|,z being a complex number.

If |z^(2)|=9|z| , find the maximum and minimum values of |z| .

If z be a complex number and |z+5|le6 ,then find the maximum and minimum values on |z+2|.

Show that the function 2x^(3)+3x^(2)-36x+10 has a maximum value at x=-3 and a minimum value at x=2 , also find the maximum and minimum values of the function.

If 2x+3y=4 , find the maximum or minimum value of xy.

IF x in N and 0le(2x-5)/2le7 , then the maximum and minimum values of x are-

Find for what values of x the following functions are maximum and minimum Also find the corresponding maximum and minimum values : (1)/(2)x^(4)-2x^(3)-6x^(2)+16x+1

If | z + 2 | + | z - 2 | le 6 , find the maximum value of I z I.

If |z|lt=4 , then find the maximum value of |i z+3-4i|dot

UNITED BOOK HOUSE-HARE SCHOOL-EXERCISE
  1. If theta+phi=60^@,then show that sin(120^@-theta)=cos(30^@-phi)

    Text Solution

    |

  2. Prove that tan62^@=2tan34^@+tan28^@

    Text Solution

    |

  3. If |z+2|le2,find the maximum and minimum values |z|.

    Text Solution

    |

  4. Show that the roots of (b+c)x^2-(a+b+c)x+a=0are rational .where a,b,c ...

    Text Solution

    |

  5. The sum of n terms of an A.P is n^2.Find the common difference.

    Text Solution

    |

  6. If three equal positive numbes a,b,c are in G.P,then show that a+c>2b

    Text Solution

    |

  7. For what value(S)of K the point (1,-1),(2,1) and (K,5) lie on the same...

    Text Solution

    |

  8. (at^2,2at)is a point on the line 2x-5y+12a=0,from this find the co-ori...

    Text Solution

    |

  9. Find the angle between the two lines x-sqrt3y=3and sqrt3x-y+1=0

    Text Solution

    |

  10. Evaluate: underset(x rarr 0)(lim)(3^(x)-1)/((4+x)^(1/2)-2)

    Text Solution

    |

  11. What is the probability of obtaining 7 points with the rolling of two ...

    Text Solution

    |

  12. Show that the equation of straight line xcosalpha+ysinalpha=p can be e...

    Text Solution

    |

  13. If G is the G.M between two positive numbers a and b.show that 1/(G^2-...

    Text Solution

    |

  14. Three positive numbers a,b,c are in A.P prove that 1/(sqrtb+sqrtc),1/(...

    Text Solution

    |

  15. If a1,a2,a3,...,aaare in A.P then show that 1/(a1a2)+1/(a2a3)+1/(a3a4)...

    Text Solution

    |

  16. If the roots of the equation p(q-r)x^2+q(r-p)x+r(p-q)=0 be equal ,show...

    Text Solution

    |

  17. Solve :barz=iz^2(z being a complex number)

    Text Solution

    |

  18. if alpha,beta,gamma are in A>P show that cot=(sinalpha-singamma)/(cosg...

    Text Solution

    |

  19. Prove that (1)/(2sin10^(@))-2sin70^(@)=1.

    Text Solution

    |

  20. Prove that 0le3costheta+4sintheta+5le10

    Text Solution

    |