Home
Class 14
MATHS
If log 2=x ,\ log 3=y\ an d \ log7=z , t...

If `log 2=x ,\ log 3=y\ an d \ log7=z ,` then the value of `log(4*root(3)63)` is a. `2x+2/3y-1/3z` b. `2x+2/3y+1/3z` c. `2x-2/3y+1/3z` d. `-2x+2/3y+1/3z`

Promotional Banner

Topper's Solved these Questions

  • LINE GRAPH

    RS AGGARWAL|Exercise All Questions|28 Videos

  • NUMBER SYSTEM

    RS AGGARWAL|Exercise All Questions|432 Videos

Similar Questions

Explore conceptually related problems

If x=3, y=2 and z=-1 , then the value of (x^3+y^3+1)/(y^3-z^3) is

IF x = log_(2a)a, y = log_(3a) 2a , z = log_(4a)3a , then the value of xyz + 1 is

If x = 2a- 1, y = (2a - 2) and z =3 - 4a, then the value of x ^(3) + y ^(3) + z ^(3) will be :

If log_(2a)a=X,log_(3a)2a=y, and log_(4a)3a= z,then xyz-2yz is equal to

If log x = (log y) / (2) = (log z) / (5), thtenx ^ (4) y ^ (3) z ^ (- 2) =

What is the value of log_(y)x^(5)log_(x)y^(2)log_(z)z^(3) ?

RS AGGARWAL-LOGARITHMS-All Questions
  1. If loga(ab)=x then logb(ab) is equals to

    Text Solution

    |

  2. If log(10)2=a\ and log(10)3=b, then log5 12 equals a. (a+b)/(1+a) b. (...

    Text Solution

    |

  3. If log 2=x ,\ log 3=y\ an d \ log7=z , then the value of log(4*root(3)...

    Text Solution

    |

  4. If log4 x+log2 x=6, then x is equal to a. 2 b. 4 c. 8 d. 16

    Text Solution

    |

  5. If log(10)(x^2-6x+10)=0, then the value of x is a. 3 b. 4 c. 1 d. 2

    Text Solution

    |

  6. If log(10) x+log(10) y= 3 and log(10) x-log(10) y=1, then x\ and \ y a...

    Text Solution

    |

  7. If log(10) x+ log(10) 5=2, then x equals a. 15 b. 20 c. 25 d. 100

    Text Solution

    |

  8. If log(10)125+log(10)8=x ,\ then\ x is equal to a. 1/3 b. 0. 064 c. -...

    Text Solution

    |

  9. ((log)9 27+(log)8 32) is 7/2 b. (19)/6 c. 4 d. 7

    Text Solution

    |

  10. ((log)5 3)xx((log)3 625) equals 1 b. 2 c. 3 d. 4

    Text Solution

    |

  11. ((log)5 5)((log)4 9)((log)3 2) is equal to 2 b. 5 c. 1 d. 3/2

    Text Solution

    |

  12. If log(12) 27=a, then log6 16 is a. (3-a)/(4(3+a)) b. (3+a)/(4(3-a)) c...

    Text Solution

    |

  13. If log10 5 + log10 (5x+1) = log10 ( x + 5) +1, then x is equal to

    Text Solution

    |

  14. If log5 (x^2+x)-log5 (x+1)=2, then the value of x is a. 5 b. 10 c. 25 ...

    Text Solution

    |

  15. 1/2 (logx + logy) will equal log((x+y)/2) if a. y=0 b. x=sqrt(y) c. x=...

    Text Solution

    |

  16. The value of (1/(log3 60)+1/(log4 60)+1/(log5 60)) is

    Text Solution

    |

  17. Evaluate log3 4.log4 5.log5 6.log6 7.log7 8.log8 9

    Text Solution

    |

  18. The value of 16^(log 45) is a. 5/(64) b. 5 c. 16 d. 25

    Text Solution

    |

  19. If logx+logy=log(x+y), then a. x=y b. x y=1 c. y=(x-1)/x d. y=x/(x-1)

    Text Solution

    |

  20. If log\ a/b+log\ b/a=log(a+b), then a. a+b=1 b. a-b=1 c. a=b d. a^2-b^...

    Text Solution

    |