Home
Class 11
MATHS
For the equation Cos^(-1)x+Cos^(-1)2x+pi...

For the equation `Cos^(-1)x+Cos^(-1)2x+pi=0` the number of real solution is

A

0

B

1

C

2

D

3

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • INVERSET TRIGONOMETRIC FUNCTIONS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL-I (MAIN) SINGLE ANSWER TYPE QUESTIONS)|25 Videos

  • INVERSET TRIGONOMETRIC FUNCTIONS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL-II LECTURE SHEET (ADVANCED) SINGLE ANSWER TYPE QUESTIONS)|6 Videos

  • INVERSET TRIGONOMETRIC FUNCTIONS

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE-II LEVEL-II (ADVANCED) INTEGER ANSWER TYPE QUESTIONS)|4 Videos

  • INVERSE TRIGONOMETRIC FUNCTIONS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|37 Videos

  • LIMITS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|143 Videos

Similar Questions

Explore conceptually related problems

The number of solutions for the equation cos^(-1)(1-x)+mcos^(-1)x=(npi)/2" where "m gt 0, n le 0 is

For what values of k the equation sinx+cos(k+x)+cos(k-x)=2 has real solution?

Consider the system of equations sin x cos 2y=(a^(2)-1)^(2)+1,cosxsin2y=a+1 The number of values of y in [0,2pi] when the system has solution for permissible values of a, is

The number of solutions of the equation cos^(2)(pi)/3 cos x-(8pi)/3=1 in the interval [0,10pi] is

The number of solution of the equation cos^(-1)((1+x^(2))/(2x))-cos^(-1)x=pi/2+sin^(-1)x is

AAKASH SERIES-INVERSET TRIGONOMETRIC FUNCTIONS-PRACTICE SHEET (EXERCISE-II LEVEL-III LEVEL -I (MAIN) SINGLE ANSWER ANSWER TYPE QUESTIONS)
  1. If cos^(-1)x+Cos^(-1)y=(pi)/2 and Tan^(-1)x-Tan^(-1)y=0 then x^(2)+xy+...

    Text Solution

    |

  2. "tan"^(-1)(5/12)+sin^(-1)(24/25)=cos^(-1)(x) implies x=

    Text Solution

    |

  3. The equation 2Cos^(-1)x+Sin^(-1)x=(11pi)/6 has

    Text Solution

    |

  4. If Tan^(-1)x+Tan^(-1)y+Tan^(-1)z=(pi)/2 and (x-y)^(2)+(y-z)^(2)+(z-x)^...

    Text Solution

    |

  5. If x(3-x) ge 2" then "Sin^(-1)(x)+Sin^(-1)(x^(2))+……..+Sin^(-1)(x^(10)...

    Text Solution

    |

  6. If tan^(-1)x+2cot^(-1)x=(2pi)/3, then x is equal to

    Text Solution

    |

  7. The value of x where x gt0 and tan("sec"^(-1)1/x)=sin(tan^(-1)2) is

    Text Solution

    |

  8. Number of solutions of the equation cos^(-1)(1-x)-2cos^(-1)x=pi/2 is

    Text Solution

    |

  9. If "Cos"^(-1)x/a+"Cos"^(-1)y/b=(5pi)/12 and "Sin"^(-1)x/a-"Sin"^(-1)y/...

    Text Solution

    |

  10. If Cos^(-1)x gt Sin^(-1)x, then x belongs to the interval

    Text Solution

    |

  11. The smallest and the largest values of tan^(-1)((1-x)/(1+x)),0lexle1 a...

    Text Solution

    |

  12. For the equation Cos^(-1)x+Cos^(-1)2x+pi=0 the number of real solution...

    Text Solution

    |

  13. The value of a for which ax^(2)+sin^(-1)(x^(2)-2x+2)+cos^(-1)(x^(2)-2x...

    Text Solution

    |

  14. The exhaustive set of values of a for which a-cot^(-1)3x=2tan^(-1)3x+c...

    Text Solution

    |

  15. If abs(cos^(-1)((1-x^(2))/(1+x^(2)))) lt pi/3, then

    Text Solution

    |

  16. If log(2)x ge0 then log(1/(pi))(sin^(-1)((2x)/(1+x^(2)))+2Tan^(-1)x)=l...

    Text Solution

    |

  17. The solution of the inequality (sec^(-1)x)^(2)-6sec^(-1)x+8 gt 0 is

    Text Solution

    |

  18. Complete solution set of tan^(2)(sin^(-1)x) gt 1 is

    Text Solution

    |

  19. For 0 lt theta lt 2 pi sin^(-1)(sin theta)gtcos^(-1)(sin theta) is tru...

    Text Solution

    |

  20. The solution of the inequality log(1//2)sin^(-1)x gt log(1//2)cos^(-1)...

    Text Solution

    |