Home
Class 12
MATHS
(-64)^(1//4) is equal to-...

`(-64)^(1//4)` is equal to-

A

`pm2(1+i)`

B

`pm2(1-i)`

C

`pm2(1pmi)`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
3
`(-64)^(1//4)=2^(3//2)(-1)^(1//4)`
Promotional Banner

Topper's Solved these Questions

  • MOCK TEST 2

    CAREER POINT|Exercise PART ( C)- MATHS|30 Videos

  • MOCK TEST 4

    CAREER POINT|Exercise MATHS|30 Videos

Similar Questions

Explore conceptually related problems

(1/64)^0+(64)^(-1//2) - (32)^(4//5) is equal to

If Z+1/Z =1, Z^64 +1/(Z^(64)) is equal to

(64)^ (-2/3) xx (1/4)^(-2) is equal to :

It is given that sin54^(@)=(sqrt(5)+1)/(4), the value of (64sin^(4)27^(@)-64sin^(2)27^(@)+6)^(2)-15(sin^(2)27^(@)+sin^(2)63^(@)) is equal to

CAREER POINT-MOCK TEST 3-MATHS
  1. If A is 3xx4 matrix and B is a matrix such that A^T B and B A^T are bo...

    Text Solution

    |

  2. In the expansion of (3sqrt4+1/(4sqrt6))^20

    Text Solution

    |

  3. The number of times the digit 5 will be written when listing the integ...

    Text Solution

    |

  4. Salt A+SrarrBoverset(BaCl(2))rarr White precipitate A is paramagnetic ...

    Text Solution

    |

  5. Find the image of the line (x-1)/2=(y+1)/(-1)=(z-3)/4 in the plane 3x-...

    Text Solution

    |

  6. The intercept made by the plane vec rdot vec n=q on the x-axis is ...

    Text Solution

    |

  7. If A(cosalpha,sinalpha),B(sinalpha,-cosalpha),C(1,2) are the vertic...

    Text Solution

    |

  8. A line passes through (2,2) and cuts a triangle of area 9 square units...

    Text Solution

    |

  9. (-64)^(1//4) is equal to-

    Text Solution

    |

  10. Solution of the equation xdy=(y+(xf(y//x))/(f'(y//x))) dx is-

    Text Solution

    |

  11. Let u(x) and v(x) be differentiable functions such that (u(x))/(v(x))=...

    Text Solution

    |

  12. If a line passing through the origin touches the circle (x-4)^2+(y+5)^...

    Text Solution

    |

  13. If the line x+y=a touches the parabola y=x-x^2, then find the value of...

    Text Solution

    |

  14. In an A.P the sum of the first n terms bears a constant ratio lamda wi...

    Text Solution

    |

  15. If f(x)=x^2+2bx+2c^2, g(x)=-x^2-2cx+b^2 and minf(x)>maxg(x) then

    Text Solution

    |

  16. A person goes to office either by car, scooter, bus or train probabili...

    Text Solution

    |

  17. The curve passing through the point (0,1) and satisfying the equation ...

    Text Solution

    |

  18. If the equation cof^4x-2cos e c^2x+a^2=0 has at least one solution, th...

    Text Solution

    |

  19. The standard deviation of 25 numbers is 40. If each of the numbers in ...

    Text Solution

    |

  20. Circumradius of a Delta ABC is 2, O is the circumcentre, H is the orth...

    Text Solution

    |