Home
Class 11
MATHS
If (a+b)-i(3a+2b)=5+2i , then find a a n...

If `(a+b)-i(3a+2b)=5+2i ,` then find `a a n d bdot`

Promotional Banner

Topper's Solved these Questions

  • BINOMIAL THEOREM

    CENGAGE PUBLICATION|Exercise All Questions|363 Videos

  • CONIC SECTIONS

    CENGAGE PUBLICATION|Exercise All Questions|1167 Videos

Similar Questions

Explore conceptually related problems

If (a+b)+i(a-b)=2-3i find a\ a n d\ bdot

If 2b+(a-b)i=2+3i, then find a and b. .

If 7a-b+5ai=7+5i, then find a and b.

If a-b+2ai=3+6i, then find a and b.

If a+(b+2a)i=1-4i, then find a and b.

If a-5b+3ai=7-3i, then find a and b.

In A B C ,= if (a+b+c)(a-b+c)=3a c , then find /_Bdot

If sqrt(3)+i=(a+i b)(c+i d) , then find the value of tan^(-1)(b//a)+tan^(-1)(d//c)

If (sqrt(8)+i)^(50)=3^(49)(a+i b) , then find the value of a^2+b^2dot

Let a , b , c , d be positive integers such that (log)_a b=3/2a n d(log)_c d=5/4dot If (a-c)=9, then find the value of (b-d)dot

CENGAGE PUBLICATION-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-All Questions
  1. If z=4+isqrt(7) , then find the value of z^2-4z^2-9z+91.

    Text Solution

    |

  2. If the quadratic equation4x^2-2(a+c-1)x+a c-b=0(a > b > c) (a...

    Text Solution

    |

  3. If (a+b)-i(3a+2b)=5+2i , then find a a n d bdot

    Text Solution

    |

  4. If the equation x^2=a x+b=0 has distinct real roots and x^2+a|x|+b=0 h...

    Text Solution

    |

  5. Given that x, y in R. Solve: x/(1+2i)+y/(3+2i)=(5+6i)/(8i-1)

    Text Solution

    |

  6. If the equation |x^2+b x+c|=k has four real roots, then a. b^2-4c > 0...

    Text Solution

    |

  7. If P(x) is a polynomial with integer coefficients such that for 4 dist...

    Text Solution

    |

  8. Let x ,y ,z ,t be real numbers x^2+y^2=9, z^2+t^2=4, and xt-y z=6 Th...

    Text Solution

    |

  9. If a ,b ,c are distinct positive numbers, then the nature of roots of ...

    Text Solution

    |

  10. If (b^2-4a c)^2(1+4a^2)<64 a^2, a<0 , then maximum value of quadratic ...

    Text Solution

    |

  11. For x^2-(a+3)|x|+4=0 to have real solutions, the range of a is a. (-oo...

    Text Solution

    |

  12. Find the number of integal values of x satisfying sqrt(-x^2+10x-16)...

    Text Solution

    |

  13. If x^(2) +ax - 3x-(a+2) = 0 has real and distinct roots, then minimum ...

    Text Solution

    |

  14. Let alpha+ibeta;alpha,beta in R , be a root of the equation x^3+q x+r...

    Text Solution

    |

  15. In equation x^4-2x^3+4x^2+6x-21=0 if two its roots are equal in magn...

    Text Solution

    |

  16. If alpha,beta,gamma are the roots of the equation x^3+p x^2+q x+r=0, t...

    Text Solution

    |

  17. The equation x^3+5x^2+px+q=0 and x^3+7x^2+px+r=0 have two roots in com...

    Text Solution

    |

  18. If alpha,beta,gamma are the roots of he euation x^3+4x+1=0, then find ...

    Text Solution

    |

  19. If the roots of the equation x^3+P x^2+Q x-19=0 are each one more that...

    Text Solution

    |

  20. If a ,b ,p ,q are non zero real numbers, then how many comman roots wo...

    Text Solution

    |