Home
Class 11
MATHS
If tanalpha=m/(m+1) and tanbeta=1/(2m+1)...

If `tanalpha=m/(m+1)` and `tanbeta=1/(2m+1)` . Find the possible values of `(alpha+beta)`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • STRAIGHT LINES

    CENGAGE ENGLISH|Exercise All Questions|491 Videos

Similar Questions

Explore conceptually related problems

If tanalpha=m/(m+1) and tanbeta=1/(2m+1) . Find the possible values of tan(alpha+beta)

If tan alpha =m/(m+1) and tan beta =1/(2m+1) , then alpha+beta is equal to

Given that tan alpha = (m)/( m +1), tan beta = (1)/(2m +1) then what is the value of alpha + beta?

If tanalpha=1/(1+2^(-x)) and tanbeta=1/(1+2^(x+1)), then write the value of alpha+beta lying in the interval (0,pi//2) .

If tanA=m/(m-1) and tanB=1/(2m-1) , find the value of tan(A-B) .

If tanalpha =(1)/(7) and tanbeta =(1)/(3) , then, cos2alpha is equal to

m^2-m+1=0 find the value of m

If alphaa n dbeta are acute angles such that t a nalpha=m/(m+1)a n dt a nbeta=1/(2m+1) , prove that alpha+beta=pi/4 .

If alpha, beta, gamma in [0,2pi] , then the sum of all possible values of alpha, beta, gamma if sin alpha=-1/sqrt(2), cos beta=-1/sqrt(2), tan gamma =-sqrt(3) , is

If cos(alpha+beta)+sin(alpha-beta)=0 and tan beta ne1 , then find the value of tan alpha .

CENGAGE ENGLISH-TRIGONOMETRIC FUNCTIONS-All Questions
  1. In any triangle A B C ,sin^2A-sin^2B+sin^2C is always equal to (A) 2s...

    Text Solution

    |

  2. If cot^2Acot^2B=3, then the value of (2-cos2A)(2-cos2B) is

    Text Solution

    |

  3. If tanalpha=m/(m+1) and tanbeta=1/(2m+1) . Find the possible values o...

    Text Solution

    |

  4. If u=sqrt(a^2 cos^2 theta + b^2sin^2theta)+sqrt(a^2 sin^2 theta + b^2 ...

    Text Solution

    |

  5. The value of sin^2 12^0+sin^2 21^0+sin^2 39^0+sin^2 48^0-sin^2 9^0-sin...

    Text Solution

    |

  6. The value of f(x)=x^4+4x^3+2x^2-4x+7, when x=cot((11pi)/8) is

    Text Solution

    |

  7. Show that sqrt(3)cosec 20^@ - sec 20^@= 4

    Text Solution

    |

  8. If (1+sint)(1+cost)=5/4 then find the value of (1-sint)(1-cost)dot

    Text Solution

    |

  9. If alpha,beta,gamma,delta are the smallest positive angles in ascendi...

    Text Solution

    |

  10. (sin^2A-sin^2B)/(sinAcosA-sinBcosB)is equal to (a)"tan"(A-B) ...

    Text Solution

    |

  11. If cos25^0+sin25^0=p , then cos50^0 is (a)sqrt(2-p^2) (b) -sqrt(2...

    Text Solution

    |

  12. The value of cot((7pi)/16)+2cot((3pi)/8)+cot((15pi)/16) is (a)4 (b...

    Text Solution

    |

  13. If t a n^2theta=2t a n^2varphi+1 , prove that cos2theta+s in^2varphi=0...

    Text Solution

    |

  14. If tanA.tanB=1/2,t h e n(5-3cos2A)(5-3cos2B)= (a)2 (b) 8 (c) 12 ...

    Text Solution

    |

  15. If cos(alpha-beta)=3sin(alpha+beta),t h e n 1/(1-3sin2alpha)+1/(1-3sin...

    Text Solution

    |

  16. The value of cos^2 10^0-cos10^0cos50^0+cos^2 50^0 is equal to 4/3 (b)...

    Text Solution

    |

  17. If cosα+cosβ= 3/2 ​ and sinα+sinβ= 1/2​ and θ is the arithmeti...

    Text Solution

    |

  18. If sinx+cos e cx+tany+coty=4 where x a n d y in [0,pi/2],t h e ntan(y...

    Text Solution

    |

  19. If 2|sin2alpha|=|tanbeta+cotbeta|,alpha,beta in (pi/2,pi), then the va...

    Text Solution

    |

  20. In A B C , if (sinA)/(csinB)+(sinB)/c+(sinC)/b=c/(a b)+b/(a c)+a/(b c...

    Text Solution

    |