Home
Class 12
MATHS
If (sin(alpha+beta))/(sin(alpha-beta)) =...

If `(sin(alpha+beta))/(sin(alpha-beta)) = (a+b)/(a-b)`, then prove that a `tan beta = b tan alpha`.

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER

    SRISIRI PUBLICATION|Exercise Section C|42 Videos

  • QUESTION PAPER

    SRISIRI PUBLICATION|Exercise SECTION -A|17 Videos

  • QUESTION PAPER

    SRISIRI PUBLICATION|Exercise SECTION - C|36 Videos

  • PROPERTIES OF TRIANGLES

    SRISIRI PUBLICATION|Exercise LAQ ,SAQ,VSAQ (2DHARDQ) (3DMIS.Q)|44 Videos

  • SOLVED MODEL PAPER - 4

    SRISIRI PUBLICATION|Exercise Long Answer Questions|9 Videos

Similar Questions

Explore conceptually related problems

(sin(alpha+beta))/(sin(alpha-beta))=(a+b)/(a-b) then (tan alpha)/(tan beta)=

Statement-I: If mcos(theta + alpha) =ncos(theta-alpha) then tan alpha tan theta =(m+n)/(m-n) Statement:II If (sin(alpha + beta))/(sin(alpha-beta)) =(a+b)/(a-b) , then tan alpha cot beta =a/b Which of the above statements is correct?

Statement I : If m cos(theta+alpha)=n cos (theta-alpha) then tan theta.tan alpha=(m+n)/(m-n) Statement II : If (sin(alpha+beta))/(sin(alpha-beta))=(a+b)/(a-b) then tan alpha.cot beta=(a)/(b) Which of the above statements is correct ?

If sin (alpha+beta ) =1 , sin (alpha-beta ) =1//2 " then " tan (alpha +2beta ) tan(2alpha+beta ) =

If tan(alpha-beta)=(sin 2beta)/(3-cos2beta) , then

If (tan(alpha + beta - gamma))/(tan(alpha - beta + gamma)) = (tan gamma)/(tan beta), (beta ne gamma) , then sin 2alpha + sin 2beta + sin 2gamma=

(tan alpha + tan beta )/( tan (alpha + beta ))+(tan alpha - tan beta )/(tan (alpha - beta )) =

SRISIRI PUBLICATION-QUESTION PAPER -Section B
  1. If bar(a)=2bar(i)+bar(j)-bar(k), bar(b)=-bar(i)+2bar(j)-4bar(k), bar(c...

    Text Solution

    |

  2. Prove that angle in a semi circle is a rightangle by using Vector meth...

    Text Solution

    |

  3. If (sin(alpha+beta))/(sin(alpha-beta)) = (a+b)/(a-b), then prove that ...

    Text Solution

    |

  4. Show that sin A= (sin 3A) /(1+2 cos 2A). Hence find the value of sin 1...

    Text Solution

    |

  5. Show that 1/(sin 10^(@)) - (sqrt(3))/(cos 10^(@)) = 4.

    Text Solution

    |

  6. Show that sin ^(4). (pi)/(8)+ sin ^(4) .(3pi)/(8) sin ^(4). (5pi)/(8)...

    Text Solution

    |

  7. Prove that (1+cos""pi/10)(1+cos""(3pi)/10)(1+cos""(7pi)/10)(1+cos""(9p...

    Text Solution

    |

  8. If cos alpha =(3)/(5) and cos beta =(5)/(13) and alpha, beta are acut...

    Text Solution

    |

  9. If cos alpha =(3)/(5) and cos beta =(5)/(13) and alpha, beta are acut...

    Text Solution

    |

  10. If alpha,beta are the solutions of the equation acostheta+bsintheta=c...

    Text Solution

    |

  11. If alpha,beta are the solutions of the equation acostheta+bsintheta=c...

    Text Solution

    |

  12. If A is not an integral multiple of (pi), prove that cos A cos 2A cos ...

    Text Solution

    |

  13. Solve sin x + sqrt(3) cos x = sqrt(2).

    Text Solution

    |

  14. Solve that sqrt(2)(sinx+cosx)=sqrt(3)

    Text Solution

    |

  15. Solve 2 cos^(2) theta - sqrt(3) sin theta + 1 = 0.

    Text Solution

    |

  16. Solve 2 cos^(2) theta + 11 sin theta = 7.

    Text Solution

    |

  17. Solve sin theta + sin 5 theta = sin 3 theta , 0 lt theta lt pi.

    Text Solution

    |

  18. Solve 1+sin^2 theta=3sin thetacostheta

    Text Solution

    |

  19. Solve tan theta + 3 cot theta = 5 "sec" theta.

    Text Solution

    |

  20. If acos2theta+bsin2theta=c" has "theta(1),theta(2) as its solutions ...

    Text Solution

    |