Home
Class 10
MATHS
The solution of (2x-1)^(2)=9 is equal to...

The solution of `(2x-1)^(2)=9` is equal to

A

`-1`

B

`2`

C

`-1, 2`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • NUMBER AND SEQUENCES

    SURA PUBLICATION|Exercise Unit test|12 Videos

  • RELATIONS AND FUNCTIONS

    SURA PUBLICATION|Exercise Unit Test|14 Videos

Similar Questions

Explore conceptually related problems

The solution of |x+(1)/(x)| gt 2 is

One of the principal solutions of sqrt(3) sec x=-2 is equal to

The term independent of x in the expansion of (x^(2) - 1/(3x))^(9) is equal to

int_(1)^(2)x^(2)dx is equal to

int_(1)^(2)(dx)/(x^(2)) is equal to

If the equation 2^((2pi)/cos^(-1)x)-(a+1/2)2^((pi)/cos^(-1)x-a^2=0 has exactly one real solution the range of a is equal to

The solution of the differential equation {1+xsqrt((x^2+y^2))}dx+{sqrt((x^2+y^2))-1}ydy=0 is equal to

The solution set |x-2| lt |2x-1| is

Let a,b be the solutions of x^(2)+px+1=0 and c, d be the solutions of x^(2)+qx+1=0 . If (a-c)(b-c) and (a+d)(b+d) are the solutions of x^(2)+ax+beta=0 , then beta equals

SURA PUBLICATION-ONE MARK QUESTIONS SET -Multiple Choice Question
  1. Using Euclid's division lemma, if the cube of any positive integers is...

    Text Solution

    |

  2. If G.P if t(1)=(1)/(5) and t(2)=(1)/(25) then the common ratio is .

    Text Solution

    |

  3. The solution of (2x-1)^(2)=9 is equal to

    Text Solution

    |

  4. The value of sqrt((1-x)^(2)(2-x)^(2)(3-x)^(2)) when x=4 is .

    Text Solution

    |

  5. If the order of matrix A is 3times4 and the order of B is 4times3 then...

    Text Solution

    |

  6. In the given figure, PR= 26 cm, QR=24 cm, PAQ= 90^(@), PA=6 cm and QA...

    Text Solution

    |

  7. A straight line has equation 8y=4x+21. Which of the following is true

    Text Solution

    |

  8. The value of sin^(2)theta+(1)/(1+tan^(2)theta) is equal to

    Text Solution

    |

  9. The angle of elevation of a cloud from a point h metres above a lake i...

    Text Solution

    |

  10. If the radius of the base of a right circular cylinder is halved keepi...

    Text Solution

    |

  11. Variance of first 20 natural numbers is

    Text Solution

    |

  12. The probability of an impossible event is .

    Text Solution

    |

  13. If the ordered pairs (a+2, 4) and (5, 2a+b) are equal to then (a, b) i...

    Text Solution

    |

  14. f(x)=(x+1)^(3)-(x-1)^(3) represents a functions which is

    Text Solution

    |

  15. If A=2^(65) and B=2^(64)+2^(63)+2^(62)+…+2^(0) which of the following ...

    Text Solution

    |

  16. If 3, x, 6.75 are in G.P. then x is .

    Text Solution

    |

  17. The number of points of intersection of the quadratic polynomial x^(2...

    Text Solution

    |

  18. The square root of (256x^(8)y^(4)z^(10))/(25x^(6)y^(6)z^(6)) is equal ...

    Text Solution

    |

  19. If A=[(1, 2, 3), (3, 2, 1)], B=[(1, 2, 3), (3, 2, 1)] and C=[(0, 1), (...

    Text Solution

    |

  20. In figure CP and CQ are tangents to a circle with centre at 0. ARB is ...

    Text Solution

    |