Home
Class 12
MATHS
In the equation 2^(2y+3)=65(2^(y)-1)+57 ...

In the equation `2^(2y+3)=65(2^(y)-1)+57` then, solutions are

A

`4, -3`

B

`-3, - 3`

C

`3, -3`

D

`3,3`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • QUADRATIC EQUATIONS

    ARIHANT PUBLICATION BIHAR|Exercise EXAM BOOSTER (FOR CRACKING EXAM)|25 Videos
  • NUMBER SYSTEM

    ARIHANT PUBLICATION BIHAR|Exercise EXAM BOOSTER (FOR CRACKING EXAM)|25 Videos
  • RATIONAL EXPRESSIONS

    ARIHANT PUBLICATION BIHAR|Exercise EXAM BOOSTER (FOR CRACKING EXAM)|22 Videos

Similar Questions

Explore conceptually related problems

Consider the equation (2)/(x)+(5)/(y)=(1)/(3) where x,y in N. Find the number of solutions of the equation.

Solution of the equation x^(2)y - x^(3)(dy)/(dx)=y^(4)cosx , when y(0) =1 is

Find the value of k in which the system of equations kx + 2y = 5 and 3x + y = 1 has no solution ?

Value of k for which system of equations kx + 2y = 5, 3x + y =1 has unique solution is

Solve the following equation: 3( y-2)= 2(y-1)-3

If x=1 , y=2 is a solution of the equation a^2x+a y=3, then find the values of a

Verify that y^(2) = 4(1-x^(2)) is a solution of the differential equation xy y' + x(y')^(2) - y y' = 0

ARIHANT PUBLICATION BIHAR-QUADRATIC EQUATIONS -EXAM BOOSTER (FOR CRACKING EXAM)
  1. In the equation 2^(2y+3)=65(2^(y)-1)+57 then, solutions are

    Text Solution

    |

  2. The solution set for equation 4x^(2)-6x=0, when x in N is

    Text Solution

    |

  3. The values of x in the equation a^(2)b^(2)x^(2)-(a^(2)+b^(2))x+1,ane1,...

    Text Solution

    |

  4. The value of 'a' for which the equation ax^(2)-2sqrt(5)x+4=0 has equal...

    Text Solution

    |

  5. The equation (1 + n ^(2)) x ^(2) + 2 ncx + (c ^(2) - a ^(2)) = 0 will ...

    Text Solution

    |

  6. If one solution of 3x^2=8x+2k+1 is seven times the other, find the oth...

    Text Solution

    |

  7. The quadratic equation ,whose roots are (4+sqrt(7))/(2)and(4-sqrt(7))/...

    Text Solution

    |

  8. If alphaandbeta are roots of the equation x^(2)-8x+p=0andalpha^(2)+bet...

    Text Solution

    |

  9. If alphaandbeta are roots of the equation x^(2)-5x+6=0, then the value...

    Text Solution

    |

  10. If alphaandbeta are the roots of the equation ax^(2)+bx+c=0 , then an ...

    Text Solution

    |

  11. If alphaandbeta are the roots of a quadratic equation such that alpha+...

    Text Solution

    |

  12. The two consecutive positive odd integers ,the sum of whose squares is...

    Text Solution

    |

  13. The side (in cm) of a right triangle are x - 1, x and x + 1. The area ...

    Text Solution

    |

  14. Divide 16 into two parts such that twice the square of the larger part...

    Text Solution

    |

  15. Is the equation |x - 3| = 2 equivalent to the quadratic equation x ^(2...

    Text Solution

    |

  16. The roots of the equation x^(2)+px+q=0 are 1 and 2 .The roots of the e...

    Text Solution

    |

  17. If the roots of the quadratic equation px^(2)+qx+r=0 are reciprocal to...

    Text Solution

    |

  18. Sum of roots is -1 and sum of their reciprocals is (1)/(6), then the e...

    Text Solution

    |

  19. The value of x for which 2^(x+4)-2^(x+2)=3 is

    Text Solution

    |

  20. For what value of k will the equation (x^(2)-bx)/(ax-c)=(k-1)/(k+1) ha...

    Text Solution

    |

  21. If alpha and beta be the zeros of the polynomial ax^2 + bx + c, then t...

    Text Solution

    |