Home
Class 12
MATHS
If tan theta=1/2 and tan phi =1/3, then ...

If `tan theta=1/2` and `tan phi =1/3`, then the value of `theta + phi` is

A

`pi/7`

B

`pi`

C

0

D

`pi/4`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • TRIGNOMETRIC FUNCTIONS

    AAKASH INSTITUTE|Exercise Assignment Section-B (Objective Type Questions (One option is correct))|1 Videos

  • TRIGNOMETRIC FUNCTIONS

    AAKASH INSTITUTE|Exercise Section-B (Objective Type Questions One option is correct)|131 Videos

  • TRIGNOMETRIC FUNCTIONS

    AAKASH INSTITUTE|Exercise Try Yourself|32 Videos

  • THREE DIMENSIONAL GEOMETRY

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION - J|10 Videos

  • VECTOR ALGEBRA

    AAKASH INSTITUTE|Exercise SECTION-J (Aakash Challengers Questions)|5 Videos

Similar Questions

Explore conceptually related problems

If tan theta=1/2 and tan phi=1/3, then tan(2 theta+phi)

If sin theta=(1)/(2) and sin phi=(1)/(3), find the value of sin(theta+phi) and sin(2 theta+2 phi)

If tan theta=3tan phi, then the maximum value of tan^(2)(theta-phi) is

7.If tan theta=n tan phi, then maximum value of tan^(2)(theta-phi) is equal to

If tan theta = 1 and sin phi = (1)/( sqrt(2)) , then the value of cos (theta + phi) is

If tan((theta)/(2))=5/2and tan((phi)/(2))=3/4, the value of cos(theta+phi), is

If 2sec 2theta=tan phi+cotphi , then one of the values of theta+phi is

If tan theta = 1 and sin phi = (1)/(sqrt(2)), and theta, phi in[0,pi/2] , then the value of cos (theta + phi) is

If tan theta=(5)/(6) and tan phi=(1)/(11) , then theta+phi =______

AAKASH INSTITUTE-TRIGNOMETRIC FUNCTIONS -Assignment section-A (Objective Type Questions (One option is correct))
  1. The value of cos 10^@ - sin 10^@ is

    Text Solution

    |

  2. Calculate the value of (i) sin 15^(@) " "(ii) cos 15^(@)" "(...

    Text Solution

    |

  3. If tan theta=1/2 and tan phi =1/3, then the value of theta + phi is

    Text Solution

    |

  4. cot(pi/4+theta)cot(pi/4-theta)"i s"

    Text Solution

    |

  5. The value of sin50^(@) - sin70^(@)+sin10^(@) is equal to

    Text Solution

    |

  6. The value of sin(45^(@)+theta) - cos(45^(@)-theta) is

    Text Solution

    |

  7. If cos(alpha+beta)=(4)/(5) and sin(alpha-beta)=(5)/(13) , where alpha ...

    Text Solution

    |

  8. The value of (1-tan^(2)15^(@))/(1+tan^(2)15^(@)) is

    Text Solution

    |

  9. If (1+tantheta)(1+tanphi)=2, then theta + phi=

    Text Solution

    |

  10. Find the value of cos 12^(@)+cos 84^(@)+cos 156^(@)+cos 132^(@)

    Text Solution

    |

  11. The value of sin 50^(@) - sin70^(@) + sin 10^(@) is equal to

    Text Solution

    |

  12. The value of sinpi/18+sinpi/9+sin(2pi)/9+sin(5pi)/18 is

    Text Solution

    |

  13. The value of sin""(pi)/(10)sin""(13pi)/(10) is

    Text Solution

    |

  14. In a triangleABC, if sinA - cosB = cos C, then the measured of angleB ...

    Text Solution

    |

  15. The value of cos1^(@) cos 2^(@) ..............cos179^(@) is

    Text Solution

    |

  16. 2cos(pi/13)cos(9pi/13)+cos(3pi/13)+cos(5pi/13)=0

    Text Solution

    |

  17. If sintheta +costheta =1, then the value of sin2theta is equal to

    Text Solution

    |

  18. If tan A=1/2 and tan B=1/3, then tan(A +B) is equal to

    Text Solution

    |

  19. The minute hand of a watch is 3cm long. How far does its tip move in 2...

    Text Solution

    |

  20. If sintheta=(-4)/(5) and theta lies in third quadrant, then the value...

    Text Solution

    |