Home
Class 7
MATHS
If (5/3)^(-5)xx(5/3)^(11)=(5/3)^(8x) , t...

If `(5/3)^(-5)xx(5/3)^(11)=(5/3)^(8x)` , than `x=?` (a)`-1/2` (b) `-3/4` (c)`3/4\ \ ` (d) `4/3`

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Find x so that (5/3)^(5)xx(5/3)^(11)=(5/3)^(8x)

If (frac(5)(3))^(-5) xx (frac(5)(3))^(11)=(frac(5)(3))^(8x), then x = ?

If (3^(2x-8))/(225)=(5^(3))/(5^(x)), then x=2( b) 3(c)5(d)4

Which of the following statements is correct? Statement I , If (5/4)^(5) xx (5/4)^(11) = (5/4)^(8x) , then x = 2. Statement II : If (2/5)^(3) xx (2/5)^(7) = (2/5)^(x-1) . Then x = 11.

If 2x-(3)/(2)=5x+(3)/(4), then x=(3)/(4)(b)-(3)/(4)(4)/(3)(d)-(4)/(3)

If 2x+(5)/(3)=(1)/(4)x+4, then x=3(b)4(3)/(4) (d) (4)/(3)

If x^(3)=(1)/(x^(3))=14, then x-(1)/(x)=5 (b) 4(d)3(d)2

If cosA=4/5 , then the value of tanA is: (a) 3/5 (b) 3/4 (c) 4/3 (d) 5/3

(4x-3)/5-(5x-3)/8=1

RD SHARMA-EXPONENT-All Questions
  1. If a=25 , then a^((25)^0)+a^(0^(25))= (a)25 (b) 26 (c)24 (d) 0

    Text Solution

    |

  2. {(1/3)^(-3)-(1/2)^(-3)}-:(1/4)^(-3) = (19)/(64) (b) (64)/(19) (27)/(1...

    Text Solution

    |

  3. (25^2-15^2)^(3/2) = 4000\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ ...

    Text Solution

    |

  4. If (5/3)^(-5)xx(5/3)^(11)=(5/3)^(8x) , than x=? (a)-1/2 (b) -3/4 (c)...

    Text Solution

    |

  5. [{(-1/3)^2}^(-2)]^(-1) = (a) 1/(81) (b) 1/9 (c) -1/(81) (d) -1/9

    Text Solution

    |

  6. ((144)^(1/2)+(256)^(1/2))/(3^2-2)= (A) 8 (B) 4 (C) -4 (D) -8

    Text Solution

    |

  7. ( 1+3+5+7+9+11 )^ (3/2)   = (a)36                              ...

    Text Solution

    |

  8. If a b c = 0, then ({(x^a)^b}^c)/({(x^b)^c}^a) = (a)3 (b) 0 (c)-1 (d...

    Text Solution

    |

  9. (2^3)^4 = 2^4^3 (b) 2^3^4 (2^4)^3 (d) none of these

    Text Solution

    |

  10. { ( 33 ) 2 − ( 31 ) 2 } 5 7 = (a)64               ...

    Text Solution

    |

  11. If a b c=0 , then find the value of {(x^a)^b}^c (a)1 (b) a (c)b (d) ...

    Text Solution

    |

  12. If a=3^(-3)-3^3\ a n d\ b=3^3-3^(-3),\ t h e n a/b-b/a (a) 0 (b) 1 (c)...

    Text Solution

    |

  13. What should be multiplied to 6^(-2) so that the product may be equal t...

    Text Solution

    |

  14. If x y z=0, then find the value of (a^x)^(y z)+(a^y)^(z x)+(a^z)^(x y)...

    Text Solution

    |

  15. If 2^n=4096 , t h e n\ 2^(n-5) = (a)128 (b) 64 (c)256 (d) 32

    Text Solution

    |

  16. The number 4, 70 , 394 is standard from is written as (a)4.70394xx10^5...

    Text Solution

    |

  17. The number 2.35xx10^4 in the usual from is written as (a)2. 35xx10^3 (...

    Text Solution

    |

  18. If 3^x=6561 ,\ t h e n\ 3^(x-3) = (a)81 (b) 243 (c)729 (d) 27

    Text Solution

    |

  19. If 2^n=1024 , t h e n\ 2^(n/2+2) = (a)64 (b) 128 (c)256 (d) ...

    Text Solution

    |

  20. ( 8^4 + 8^2 )^(1/2) = (a) 84           (b) 8root(...

    Text Solution

    |