Home
Class 11
MATHS
If tan alpha= (m)/(m+1) and tan beta=(1)...

If `tan alpha= (m)/(m+1)` and `tan beta=(1)/(2m+1)`, the find the value of `alpha+beta`.

Promotional Banner

Topper's Solved these Questions

  • TRIGNOMETRIC FUNCTIONS

    JBD PUBLICATION|Exercise EXAMPLE|67 Videos

  • STRAIGHT LINES

    JBD PUBLICATION|Exercise EXAMPLE|39 Videos

Similar Questions

Explore conceptually related problems

If tanalpha=m/(m+1)a n dtanbeta=1/(2m+1) . Find the possible values of (alpha+beta)

If sin alpha=15/17 and cos beta=12/13 , find the values of : tan (alpha+beta) .

If A=2 sin^2 theta - cos 2 theta and A in [alpha, beta] , then find the values of alpha and beta.

If 32 tan^8 theta= 2 cos^2 alpha-3 cos alpha and 3 cos 2 theta=1 , then find the general value of alpha .

If alpha a n d beta are the roots of x^2-3x+2=0 find the value of (1+ alpha )(1+ beta ).

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).

If cos(alpha+beta)=(4)/(5) and sin(alpha-beta)=(5)/(13) , where alpha lie between 0 and (pi)/(4) , then find that value of tan2alpha .

Let alpha and beta be the roots of equation px^(2) + qx + r = 0 , p ne 0 . If p , q, r are in A.P . And (1)/(alpha ) + (1)/(beta) = 4 , then the value of |alpha - beta| is

If alpha and beta is the root of the equation x^2-3x+2=0 then find the value of alpha^2 + beta^2

If sin (alpha+beta)=1, sin (alpha-beta)=1/2 , then tan (alpha+ 2beta). tan (2 alpha+beta) is equal to :

JBD PUBLICATION-TRIGNOMETRIC FUNCTIONS-EXAMPLE
  1. In triangleABC, prove that cos((A+B)/(2))=sinC/2

    Text Solution

    |

  2. Prove the following: cos((3pi)/2+x)cos(2pi+x)[cot((3pi)/2-x)+cot(2pi+x...

    Text Solution

    |

  3. If tan alpha= (m)/(m+1) and tan beta=(1)/(2m+1), the find the value o...

    Text Solution

    |

  4. If tan(alpha+theta)=ntan(alpha-theta), show that:(n+1)sin 2theta=(n-1)...

    Text Solution

    |

  5. Prove that:(1+sin2x-cos2x)/(1+sin2x+cos2x)=tanx

    Text Solution

    |

  6. Show that sqrt(2+sqrt(2+sqrt(2+2cos 8)))=2cos theta

    Text Solution

    |

  7. Find sinfrac(x)(2), cosfrac(x)(2) and tanfrac(x)(2) in the following:-...

    Text Solution

    |

  8. Find sinfrac(x)(2), cosfrac(x)(2) and tanfrac(x)(2) in the following:-...

    Text Solution

    |

  9. Prove the following: (cos4x + cos3x + cos2x)/(sin4x + sin 3x + sin 2x)...

    Text Solution

    |

  10. Show that:(sin11x sinx+sin7x sin3x)/(cos11x sinx + cos7x sin3x)=tan8x

    Text Solution

    |

  11. Prove the following: sin2 x + 2 sin 4x + sin 6x = 4 cos^2 x sin 4x

    Text Solution

    |

  12. Find the general solution for each of the following equations: 2cos^2x...

    Text Solution

    |

  13. Find the general solution for each of the following equations: 4 sin^2...

    Text Solution

    |

  14. Find the general solution of the following equations: sec^2 2x = 1- ta...

    Text Solution

    |

  15. Find the general solution of the following trignometric equations: tan...

    Text Solution

    |

  16. Find the general solution of the following trignometric equations: tan...

    Text Solution

    |

  17. Prove that: (cosx-cosy)^2 +(sinx-siny)^2=4 sin^2frac (x-y)(2)

    Text Solution

    |

  18. If sinx=3/5, cosy=-12/13, where x and y both lie in second quadrant, f...

    Text Solution

    |

  19. Prove that: (cosx-cosy)^2 +(sinx-siny)^2=4 sin^2frac (x-y)(2)

    Text Solution

    |

  20. Show that:sin^2 pi/8 + sin^2 (3pi)/8+sin^2 (5pi)/8+sin^2 (7pi)/8=2

    Text Solution

    |