Home
Class 11
MATHS
The solution of the equation "log"pi("lo...

The solution of the equation `"log"_pi("log"_(2) ("log"_(7)x)) = 0`, is

A

`7^(2)`

B

`pi^(2)`

C

`2^(2)`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • LOGARITHMS

    OBJECTIVE RD SHARMA ENGLISH|Exercise Chapter Test|21 Videos

  • LOGARITHMS

    OBJECTIVE RD SHARMA ENGLISH|Exercise Section II - Assertion Reason Type|8 Videos

  • INEQUALITIES

    OBJECTIVE RD SHARMA ENGLISH|Exercise EXERCISE SECTION-II (Assertion-Reason )|1 Videos

  • MATRICES

    OBJECTIVE RD SHARMA ENGLISH|Exercise Chapter Test|30 Videos

Similar Questions

Explore conceptually related problems

The solution set of the equation "log"_(x)2 xx "log"_(2x)2 = "log"_(4x) 2, is

The solution set of the equation "log"_(x)2 xx "log"_(2x)2 = "log"_(4x) 2, is

Statement-1: The solution set of the equation "log"_(x) 2 xx "log"_(2x) 2 = "log"_(4x) 2 "is" {2^(-sqrt(2)), 2^(sqrt(2))}. Statement-2 : "log"_(b)a = (1)/("log"_(a)b) " and log"_(a) xy = "log"_(a) x + "log"_(a)y

The number of real solutions of the equation "log" (-x) = 2"log" (x+1) , is

The number of solutions of the equation "log"_(4) (x-1) = "log"_(2) (x-3) , is

The number of solutions of the equation 3"log"_(3)|-x| = "log"_(3) x^(2), is

The solution of the equation "log"_("cos"x) "sin" x + "log"_("sin"x) "cos" x = 2 is given by

The number of solution of the equation log(-2x)= 2 log(x+1) are

The number of solutions of the equation log_(3)(3+sqrt(x))+log_(3)(1+x^(2))=0 , is

The solution of the equation (log)_7(log)_5(sqrt(x+5)+sqrt(x)=0 is...

OBJECTIVE RD SHARMA ENGLISH-LOGARITHMS-Exercise
  1. If 2^((3)/("log"(3)x)) = (1)/(64), then x =

    Text Solution

    |

  2. If a = 1 + log(x) yz, b = 1 + log(y) zx and c = 1 + log xy where x, ...

    Text Solution

    |

  3. If (logx)/(a^2+a b+b^2)=(logy)/(b^2+b c+c^2)=(logz)/(c^2+c a+a^2), the...

    Text Solution

    |

  4. If log(2a-3b)=loga-logb, then a=

    Text Solution

    |

  5. If ("log"3)/(x-y) = ("log"5)/(y-z) = ("log" 7)/(z-x), " then " 3^(x+y)...

    Text Solution

    |

  6. ("log"(2)a)/(3) = ("log"(2)b)/(4) = ("log"(2)c)/(5lambda) " and " a^(-...

    Text Solution

    |

  7. if loga/(b-c)=logb/(c-a)=logc/(a-b) then find the value of a^ab^bc^c

    Text Solution

    |

  8. The value of (0.16)^log2.5{1/3+1/3^2+...} is

    Text Solution

    |

  9. if a^2+4b^2=12ab, then log(a+2b)

    Text Solution

    |

  10. Find the value of 7 log(16/15) + 5 log (25/24) + 3 log (81/80).

    Text Solution

    |

  11. If 1/2logx+1/2logy+log2=log(x+y) then :

    Text Solution

    |

  12. The number of real solutions of the equation "log" (-x) = 2"log" (x+1)...

    Text Solution

    |

  13. The solution of the equation "log"pi("log"(2) ("log"(7)x)) = 0, is

    Text Solution

    |

  14. If "log"(4) 2 + "log"(4) 4 + "log"(4) 16 + "log"(4) x = 6, then x =

    Text Solution

    |

  15. The number of real values of the parameter k for which (log(16)x)^(2) ...

    Text Solution

    |

  16. If a^x=b ,b^y=c ,c^z=a , then find the value of x y zdot

    Text Solution

    |

  17. The value of "log"(b)a xx "log"(c) b xx "log"(a)c, is

    Text Solution

    |

  18. If "log"(a) ab = x, then the value of "log"(b)ab, is

    Text Solution

    |

  19. If x=-2, then the value of "log"(4)((x^(2))/(4)) -2 "log"(4)(4x^(4)), ...

    Text Solution

    |

  20. The value of sqrt(4 xx "log"(0.5)2), is

    Text Solution

    |