Home
Class 12
MATHS
Solve : (5^x)/(5^y)=25, (4^y)/(2^x)=2...

Solve : `(5^x)/(5^y)=25, (4^y)/(2^x)=2`

A

`2/5`

B

`4/5`

C

`3/5`

D

`3/4`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MCQ's

    CHHAYA PUBLICATION|Exercise QUESTION PAPER 4|91 Videos

  • MCQ's

    CHHAYA PUBLICATION|Exercise QUESTION PAPER 10|1 Videos

  • MCQ's

    CHHAYA PUBLICATION|Exercise QUESTION PAPER 9|66 Videos

  • MCQ ZONE 3

    CHHAYA PUBLICATION|Exercise Question Paper 8|30 Videos

  • Measures of Central Tendency

    CHHAYA PUBLICATION|Exercise Exercise 2 C Very short answer type question|18 Videos

Similar Questions

Explore conceptually related problems

Solve:- 5x = 25

Solve : 5^x+3^y=8, 5^(x-1)+3^(y-1)=2 .

Solve : 3^x=9^y, 5^(x+y+1) = 25^(xy)

Solve : x^y=2^x, x= 2y .

Solve : 2(25)^x-5(10^x)+2(4^x)geq0.

Solve the following simultaneous linear equations in two variables by the method of elimination : (x+y)/5+(x-y)/4=5, (x+y)/4+(x-y)/5=5""4/5

Solve : 2^(x)+3^(y)=17,2^(x+2)-3^(y+1)=5

Solve the following simultaneous linear equations in two variables by the method of elimination : (x+1)/(y+1)=4/5, (x-5)/(y-5)=1/2

Solve (dy)/(dx)=(x-2y+5)/(2x+y-1)

Solve : y^x=4, y^2=2^x .

CHHAYA PUBLICATION-MCQ's-QUESTION PAPER 2
  1. In a class of 30 pupils, 12 take mathematics, 16 take physics and 18 l...

    Text Solution

    |

  2. If a ne 0 and the line 2 bx +3 cy +4d=0 passes through the points of i...

    Text Solution

    |

  3. Solve : (5^x)/(5^y)=25, (4^y)/(2^x)=2

    Text Solution

    |

  4. Any point on the hpyerbola ((x+1)^(2))/(16) -((y+2)^(2))/(4)=1 is of t...

    Text Solution

    |

  5. The locus of the point P(x,y) satisfying the relation sqrt((x-3) ^(2)...

    Text Solution

    |

  6. If P (A) is the power set of A= {1,3,5,7} then-

    Text Solution

    |

  7. Let A + {-1,0,1,2,3} and f : A to Z be given by f(x) =x^(2) -5x +7, wh...

    Text Solution

    |

  8. Range of the relation R= {x ,1/x}:0lt x lt 5 and x is an integer " is

    Text Solution

    |

  9. Domain of the relation R = {(x,y) : x in NN,. Y in NN and 2x+y=41} is-

    Text Solution

    |

  10. If for all values of x and y , f(x+y) =f(x) f(y) and f(5) =2, f'(0)=3,...

    Text Solution

    |

  11. The domain of definition of the function sin ^(-1) [log (3) ((x)/(3))]...

    Text Solution

    |

  12. The equation of the parabola with vertex at the origin and directix is...

    Text Solution

    |

  13. lim (xto0) (1-cos mx)/(1-cos nx) is equal to-

    Text Solution

    |

  14. The period of the function f(x) = sin 2x is-

    Text Solution

    |

  15. If the function f(x)={{:((x ^(2) -9)/(x-3), "when" x ne3),(2x+a, "whe...

    Text Solution

    |

  16. If 3f(x) +2f (-x) =5 (x-2) then the value fo f(1) is-

    Text Solution

    |

  17. lim (xto0) (a ^(x) -b^(x))/(e ^(x)-1)

    Text Solution

    |

  18. The function f(x)= sin | log (x+ sqrt(x^(2) +1)) | is-

    Text Solution

    |

  19. If f (x-2) =2x ^(2) +3x -5, then the value of f(2) is-

    Text Solution

    |

  20. If f(x) = cos [pi ^(2)] x+cos [-pi^(2)]x, thenthe value of f ((pi)/(2)...

    Text Solution

    |