Home
Class 12
MATHS
If in a triangle ABC , tan A/2 and tan B...

If in a `triangle ABC` , tan `A/2` and tan `B/2` are the roots of the equation `6x^(2)-5x+1=0`, then

A

`a^(2)+b^(2)gtc^(2)`

B

`a^(2)-b^(2)=c^(2)`

C

`a^(2)+b^(2)=c^(2)`

D

none of these

Text Solution

AI Generated Solution

To solve the problem, we need to analyze the given quadratic equation and the relationships between the angles of triangle \( ABC \). ### Step-by-Step Solution: 1. **Identify the Roots of the Quadratic Equation:** The given quadratic equation is: \[ 6x^2 - 5x + 1 = 0 ...
Promotional Banner

Topper's Solved these Questions

  • PROPERTIES OF TRIANGLES AND CIRCLES CONNECTED WITH THEM

    OBJECTIVE RD SHARMA ENGLISH|Exercise SOLVED MCQ|2 Videos
  • PROPERTIES OF TRIANGLES AND CIRCLES CONNECTED WITH THEM

    OBJECTIVE RD SHARMA ENGLISH|Exercise Section II - Assertion Reason Type|13 Videos
  • PROPERTIES OF TRIANGLES AND CIRCLES CONNECTED WITH THEM

    OBJECTIVE RD SHARMA ENGLISH|Exercise Chapter Test|55 Videos
  • PLANE AND STRAIGHT LINE IN SPACE

    OBJECTIVE RD SHARMA ENGLISH|Exercise Chapter Test|31 Videos
  • REAL FUNCTIONS

    OBJECTIVE RD SHARMA ENGLISH|Exercise Chapter Test|58 Videos

Similar Questions

Explore conceptually related problems

If tan A and tan B are the roots of the quadratic equation x^2-px + q =0 then value of sin^2(A+B)

If tan alpha tan beta are the roots of the equation x^2 + px +q =0(p!=0) then

In any triangle PQR, angleR = pi/2 . If tan 'P/2 and tan 'Q/2 are the roots of the equation ax^(2) + bx + c=0 (a ne 0) , then show that, a+b=c.

If A, B, C are the angles of triangle ABC and tan A, tan B, tan C are the roots of the equation x^(4)-3x^(3)+3x^(2)+2x+5=0 , if the fourth root of the equation is tan D then find 3tan D .

If tan "" (alpha )/(2) and tan "" (beta)/( 2) are the roots of the equation 8x ^(2) -26x + 15 =0, then find the value of cos (alpha + beta).

In a triangle PQR, ∠R=π/2 .If tan(P/2) & tan(Q/2) , are the roots of the equation ax^2+bx+c=(a≠0) then

In a triangle ABC the sides b and c are the roots of the equation x^2-61x+820=0 and A=tan^-1(4/3) then a^2+3 is equal to

If tan of the angles A , B , C are the solutions of the equations tan^(3)x-3ktan^(2)x-3tanx+k=0 , then the triangle ABC is

Given tan A and tan B are the roots of x^2-ax + b = 0 , The value of sin^2(A + B) is

OBJECTIVE RD SHARMA ENGLISH-PROPERTIES OF TRIANGLES AND CIRCLES CONNECTED WITH THEM-Section I - Solved Mcqs
  1. In a triangle ABC , the sides a , b , c are in G.P., then the maximum ...

    Text Solution

    |

  2. The area of a triangle is sqrt3 sq. units and angleB=60 If a^(2),b^(2)...

    Text Solution

    |

  3. If in a triangle ABC , tan A/2 and tan B/2 are the roots of the equati...

    Text Solution

    |

  4. In a !ABC the length of the median AD to the side BC is 4 units. If an...

    Text Solution

    |

  5. Two sides of a tariangle are given by the roots of the equation x^(2) ...

    Text Solution

    |

  6. If in triangleABC,(c+a)/b+(c+b)/a=c/r then

    Text Solution

    |

  7. In a !ABC , there is a point D on the side BC such that (BD)/(DC) =1/3...

    Text Solution

    |

  8. If G is the centroid of a DeltaABC, then GA^(2)+GB^(2)+GC^(2) is equal...

    Text Solution

    |

  9. In an equilateral triangle the ratio of circum-radius and in-radius is

    Text Solution

    |

  10. In an equilateral triangle, the inradius, circumradius, and one of the...

    Text Solution

    |

  11. In a scalene triangle ABC , AD and CF are the altitudes drawn from A a...

    Text Solution

    |

  12. Sides of DeltaABC are in A.P. If a lt "min" {b,c}, then cos A may be e...

    Text Solution

    |

  13. If a right angled triangle ABC of maximum Delta area is inscribed in a...

    Text Solution

    |

  14. In triangle ABC,angleA=pi/2b=4,c=3 ,then the value of R/r is equal to

    Text Solution

    |

  15. If in a !ABC ,CD is the bisector of angleACB, then CD =

    Text Solution

    |

  16. Let ABC be a triangle and O be its orthocentre .If R and R(1) are the ...

    Text Solution

    |

  17. If the area(!) and an angle(theta) of a triangle are given , when the ...

    Text Solution

    |

  18. If the sides of a triangle are in A.P. and the greatest angle of the ...

    Text Solution

    |

  19. In the !ABC , the altitudes are in H.P., then

    Text Solution

    |

  20. In a DeltaABC ,angleB=(2pi)/3 and cos A + cos c = lamda. Then , the ex...

    Text Solution

    |