Home
Class 12
MATHS
Write whether the equation "tan"^(-1) ("...

Write whether the equation` "tan"^(-1) ("cot"x)=2x` has exactly two real solutions statements are true or false.

Promotional Banner

Topper's Solved these Questions

  • MATRICES DETERMINANTS PROBABILITY

    USHA PUBLICATION|Exercise EXERCISE|59 Videos

  • PRACTICE PAPER

    USHA PUBLICATION|Exercise PRACTICE PAPER|95 Videos

Similar Questions

Explore conceptually related problems

Write whether the following statements are true or false. The equation "tan"^(-1)("cot"x)=2x has exactly two real solutions.

Write whether tan^(-1)(tan 3)=3 statements are true or false.

Write whether The principal value of "tan"^(-1) ("tan" (3pi)/4) is (3pi)/4 statements are true or false.

Write whether "tan"^(-1) 4/3 +"cot"^(-1)((-3)/4) = pi statements are true or false.

Write whether "cot"^-1(-sqrt3) is in the second quadrant. statements are true or false.

Write whether "sec"^(-1) 1/2 +"cosec"^(-1) 1/2 = pi/2 statements are true or false.

Write whether "tan"^(-1) 2 +"tan"^(-1) 3 = - pi/4 statements are true or false.

Write whether 3 "tan"^(-1)3= "tan"^(-1) 9/13 statements are true or false.

Write whether "sin"^(-1) 1/x "cosec"^(-1) x=1 statements are true or false.

Write whether the following statements are true or false. "tan"^(-1)("tan3")=3

USHA PUBLICATION-MODEL QUESTION SET-MODEL QUESTION SET
  1. What is the value of intsin^2xd(sinx)?

    Text Solution

    |

  2. Write the subinterval of (0,pi) in which sin (x+pi/4) is increasing.

    Text Solution

    |

  3. Write whether the equation "tan"^(-1) ("cot"x)=2x has exactly two real...

    Text Solution

    |

  4. Find the feasible solution region of the following: 3x+yge3,x+yge1,xge...

    Text Solution

    |

  5. Prove statement tan ( 2 "tan"^(-1)1/5-pi/4) + 7/17 =0

    Text Solution

    |

  6. Prove that for any f:X rarr Y , f o idx = f =idY of.

    Text Solution

    |

  7. If A=[(2,5),(1,3)], then find A^(-1)

    Text Solution

    |

  8. Evaluate abs[[1,a,bc],[1,b,ca],[1,c,ab]]-abs[[1,a,b^2],[1,b,b^2],[1,c,...

    Text Solution

    |

  9. If [(x+y,y-z),(5-t,7+x)]=[(t-x,z-t),(z-y,x+z+t)], then find the values...

    Text Solution

    |

  10. Express as a sum of a symmetric and a skew symmetric matrix: [[1,2,3],...

    Text Solution

    |

  11. Prove the following : [[1,x,x^2],[x^2,1,x],[x,x^2,1]]=(1-x^3)^2

    Text Solution

    |

  12. Find the intervals where the following functions are (a) increasing an...

    Text Solution

    |

  13. Find (dy)/(dx), if y=tan^(-1)((cosx)/(1+sinx)).

    Text Solution

    |

  14. Show that the line y = mx + c touches the parabola y^(2) = 4ax if c = ...

    Text Solution

    |

  15. Use the function f(x) = x^(1//x), x gt 0 to show that e^(pi) gt pi^(e)...

    Text Solution

    |

  16. Let f(x)={(absx/x,if xne0),(0,if x=0):} Examine the continuity of f(x)...

    Text Solution

    |

  17. int(1+x^2)/(xsqrt(x^4+1))dx

    Text Solution

    |

  18. Determine the area within the ellipse x^2/a^2+y^2/b^2=1.

    Text Solution

    |

  19. int0^pi(xsinxdx)/(1+cos^2x)

    Text Solution

    |

  20. Evaluate the following integrals int(3sinx+28cosx)/(5sinx+6cosx)dx

    Text Solution

    |