Home
Class 12
MATHS
The value of tan[2" tan"^(-1)(1)/(5)-(pi...

The value of `tan[2" tan"^(-1)(1)/(5)-(pi)/(4)]` is equal to

A

`-7//17`

B

`5//16`

C

`5//4`

D

`7//17`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MODEL TEST PAPER 3

    KCET PREVIOUS YEAR PAPERS|Exercise (MATHEMATICS)|60 Videos

  • MODEL TEST PAPER 5

    KCET PREVIOUS YEAR PAPERS|Exercise Mathematics|60 Videos

Similar Questions

Explore conceptually related problems

The value of tan [cos^(-1)(4/5)+tan^(-1) (2/3)] is :

The value of tan (cos ^(-1) (3)/(5)+tan ^(-1) (1)/(4)) is

The value of tan (cos ^(-1) (4)/(5)+tan ^(-1) (2)/(3)) is

2 tan^(-)""1/3+ tan^(-)""1/7 is equal to

The principal value of sin ^(-1)(tan (-(5 pi)/(4))) is

tan^(-1)("tan"(pi)/3)

The value of (tan^(-1) ((1)/(2)) + tan^(-1) ((1)/(3)))=

The value of sin (2 tan ^(-1)(.75)) is equal to

If tan ^(-1) x-tan ^(-1) y=-(pi)/(4) then

KCET PREVIOUS YEAR PAPERS-MODEL TEST PAPER 4-Mathematics
  1. If costheta=((acosphi+b))/((a+bcosphi)), then the value of tan (theta/...

    Text Solution

    |

  2. If (sinA+sinB=a) and (cosA+cosB=b) then the value of cos(A+B) is equal...

    Text Solution

    |

  3. The value of tan[2" tan"^(-1)(1)/(5)-(pi)/(4)] is equal to

    Text Solution

    |

  4. The value of cot^(-1)9+"cos ec"^(-1)((sqrt(41))/(4)), is equal to

    Text Solution

    |

  5. Value of [2(Cos15^(@)+isin15^(@))]^(6), is equal to

    Text Solution

    |

  6. The solution set of sin^(2)theta=costheta+(1)/(4), in the interval 0le...

    Text Solution

    |

  7. If the equation hxy+gx+fy+c=0(h!=0), represents a pair of straight l...

    Text Solution

    |

  8. The orthocentre of the triangle whose sides are given by equations x=1...

    Text Solution

    |

  9. The points (1,3) and(5,1) are the opposite vertices of a rectangle. Th...

    Text Solution

    |

  10. If angle C of the triangle ABC is right angle and the coordinates of A...

    Text Solution

    |

  11. The number of common tangents to the circles x^(2)+y^(2)-x=0 and x^(2)...

    Text Solution

    |

  12. The length of the major axis of the ellipse 2x^(2)+y^(2)-8x-2y+1=0 i...

    Text Solution

    |

  13. The focus of the parabola 2y=x^(2)+2x+2 is

    Text Solution

    |

  14. The locus of the point (2-sectheta,1+2tantheta)theta being the paramet...

    Text Solution

    |

  15. The number of normals that can be drawn from an external point to the...

    Text Solution

    |

  16. If f(x)=(x-2)/(x+2),x!= -2 then f^(-1)(x), is equal to

    Text Solution

    |

  17. f(xy)=f(x)+f(y) is true for all

    Text Solution

    |

  18. lim(xto0)(e^(x^(2))-cosx)/(x^(2)), is equal to

    Text Solution

    |

  19. If lim(xto0)phi(x)=a^(2),a!=0, then lim(xto0)phi(x//a) is equal to

    Text Solution

    |

  20. To make f(x)=(x+1)^(cotx) continuous at x=0,f(0) must defined as

    Text Solution

    |