Home
Class 12
MATHS
Prove that tan^-1(1/7)+tan^-1(1/13)=tan^...

Prove that `tan^-1(1/7)+tan^-1(1/13)=tan^-1(2/9)`

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Prove that- tan^-1(1/2)+tan^-1(1/5)+tan^-1(1/8)=pi/4

Prove that: tan^-1 (1/3)+tan^-1 (2/9)+tan^-1 (4/33)+… tooo= pi/4

Prove that : tan^(-1)(1/2) + tan^(-1)(1/3) = tan^(-1)(3/5) + tan^(-1)(1/4) = pi/4

tan^(-1)(1/7)+tan^(-1)(1/9)+tan^(-1)(1/8)

Prove that tan ^(-1)(1/5) + tan^(-1)(1/7) +tan^(-1)(1/3)+ tan ^(-1)(1/8) = pi/4

Prove that tan^-1(1/4)+ tan^-1(2/9) = 1/2sin^-1(4/5)

Prove that tan^(-1)(x+1)+tan^(-1)(x-1)=tan^(-1)((2x)/(2-x^2))

PT tan^(-1)(3/4)+tan^(-1)(1/3)=tan^(-1)(13/9)

Prove that: 2tan^(-1)(1)/(2)+tan^(-1)(1)/(7)=tan^(-1)(31)/(17)

ALLEN-INVERSE TRIGONOMETRIC FUNCTIONS-All Questions
  1. Find the number of solutions of (x ,\ y) which satisfy |y|=cosx\ a n d...

    Text Solution

    |

  2. Prove that: tan^(-1)x+tan^(-1)1/x={pi/2,ifx >0-pi/2,ifx<0

    Text Solution

    |

  3. Prove that tan^-1(1/7)+tan^-1(1/13)=tan^-1(2/9)

    Text Solution

    |

  4. Prove that: tan^(-1)(1/5)+tan^(-1)(1/7)+tan^(-1)(1/3)+tan^(-1)(1/8)=p...

    Text Solution

    |

  5. Prove that: sin^(-1)(12)/(13)+cos^(-1)4/5+tan^(-1)(63)/(16)=pi

    Text Solution

    |

  6. Prove that: cos^(-1)(12)/(13)+sin^(-1)3/5=sin^(-1)(56)/(65)

    Text Solution

    |

  7. If x=cos e c[tan^(-1){"cos"(cot^(-1)(sec(sin^(-1)a)))}] and y="sec"[...

    Text Solution

    |

  8. Evaluate: tan{2tan^(-1)(1/5)-pi/4}

    Text Solution

    |

  9. Evaluate: tan{1/2cos^(-1)(sqrt5/3)}

    Text Solution

    |

  10. Prove that: 2tan^(-1)1/2+tan^(-1)1/7=tan^(-1)(31)/(17)

    Text Solution

    |

  11. Prove that: tan^(-1)sqrt(x)=1/2cos^(-1)((1-x)/(1+x)), x in [0,1]

    Text Solution

    |

  12. Find the value of 4tan^(-1)1/5-tan^(-1)1/(70)+tan^(-1)1/(99)

    Text Solution

    |

  13. Prove that :2tan^(-1)(1/5)+sec^(-1)((5sqrt(2))/7)+2tan^(-1)\ 1/8=pi/4

    Text Solution

    |

  14. The equation 2cos^(-1)x+sin^(-1)x=(11pi)/6 has a. no solution b. only...

    Text Solution

    |

  15. Solve the equation tan^(-1) ((x-1)/(x-2))+tan^(-1)((x+1)/(x+2))=pi/4

    Text Solution

    |

  16. Solve the equation : 2 tan^(-1) ( 2x - 1) = cos ^(-1) x .

    Text Solution

    |

  17. Find the complete solution set of sin^(-1)(sin5)> x^2-4x

    Text Solution

    |

  18. The complete solution set of the inequality [cot^(-1)x]^2-6[cot^(-1)x]...

    Text Solution

    |

  19. If cot^(-1)n/pi>pi/6,n in N , then the maximum value of n is 6 (b) ...

    Text Solution

    |

  20. If cj &gt;0 for i=1,2,....., n prove that tan^(-1)((c1x-y)/(c1y+x)...

    Text Solution

    |