Home
Class 12
MATHS
If DeltaABC, ifangleC=(pi)/(3), "then"(3...

If `DeltaABC, ifangleC=(pi)/(3), "then"(3)/(a+b+c)-(1)/(a+c)` equals

A

`(1)/(a+c)`

B

`(1)/(b+c)`

C

`(1)/(2a+b)`

D

`(1)/(b+2c)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • TS EAMCET ENGINEERING ENTRANCE EXAM QUESTION PAPER (2018)

    TS EAMCET PREVIOUS YEAR PAPERS|Exercise MATHEMATICS|80 Videos

  • TS EAMCET 2016

    TS EAMCET PREVIOUS YEAR PAPERS|Exercise Mathematic|80 Videos

Similar Questions

Explore conceptually related problems

In DeltaABC, a=2b,|A-B|=(pi)/(3) then angle C =

In DeltaABC if (b)/(c+a)+(c)/(a+b)=1 then

If DeltaABC,ifr_(1)=2r_(2)=3r_(3) "then"b:c equals

In DeltaABC, if (a+b+c)(b+c-a)=3bc , then A=

In DeltaABC, " if" (1)/(a+c)+(1)/(b+c)=(3)/(a+b+c) then show that C=60^(@)

In a Delta ABC , ir r_1 = 2r_2 = 3r_3 " then " (a)/(b) + ( b)/( c ) + (c )/(a) is equal to

TS EAMCET PREVIOUS YEAR PAPERS-TS EAMCET 2015-MATHEMATICS
  1. If cos(cot^(-1)(1/2))=cot(cos^(-1)x), then a value of x is

    Text Solution

    |

  2. The number of solutions of sec x cos 5x + 1 = 0 in the interval [0,2pi...

    Text Solution

    |

  3. If DeltaABC, ifangleC=(pi)/(3), "then"(3)/(a+b+c)-(1)/(a+c) equals

    Text Solution

    |

  4. If A=sin^(2) theta + cos^(4) theta , then for all values of theta ,...

    Text Solution

    |

  5. If f(x) is a real function defined on [-1,1], then the function g(x) =...

    Text Solution

    |

  6. If f:NtoR is defined by f(1) = - 1 and f(n+1) = 3f(n) + 2 for nge1, th...

    Text Solution

    |

  7. The remainder of n^(4)-2n^(3)-n^(2)+2n-26 when divided by 24, is

    Text Solution

    |

  8. A(x)=|{:(1,2,3),(x+1,2x+1,3x+1),(x^(2)+1,2x^(2)+1,3x^(2)+1):}|rArrint(...

    Text Solution

    |

  9. Let |{:(x^(2)+x+1,x+1,2x-3),(3x^(2)-1,x+2,x-1),(x^(2)+5x+1,2x+3,x+4):}...

    Text Solution

    |

  10. The system of equations 4x+y+2z=5, x-5y+3z=10, 9x-3y+7z=20 has

    Text Solution

    |

  11. If 1,omega,omega^(2) are the cube roots of unity and alpha=omega+2omeg...

    Text Solution

    |

  12. If alpha, beta are the roots of 1 + x + x^(2)= 0, then the value of al...

    Text Solution

    |

  13. If alpha,beta are the roots of the equation x^(2) - 4x + 8 = 0. Them f...

    Text Solution

    |

  14. If alpha,beta are non - real cube roots of 2, then alpha^(6) + beta^(6...

    Text Solution

    |

  15. Let alpha!=beta satisfy alpha^(2)+1=6alpha,beta^(2)+1=6beta. Then, the...

    Text Solution

    |

  16. The set of solutions of |x| ^2-5|x|+4 lt 0 is

    Text Solution

    |

  17. Let alpha,beta,gamma be the roots of x^(3)+x+10=0 and alpha(1)=(alpha+...

    Text Solution

    |

  18. Suppose alpha,beta.gamma are the root of x^(3)+x^(2)+x+2=0. Then, the...

    Text Solution

    |

  19. overset(10)underset(r=0)sum^(40-r)C(5) is equal to

    Text Solution

    |

  20. IF a polygon has 35 diagonals , then the number of sides of t...

    Text Solution

    |