Home
Class 14
MATHS
If a^(3) =1+7, 3^(3) = 1+7+b, 4^(3) = 1+...

If `a^(3) =1+7, 3^(3) = 1+7+b, 4^(3) = 1+7 +c`, then the value of a+ b+ c is

A

130

B

128

C

120

D

126

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • SQUARE-SQUARE ROOT AND CUBE-CUBE ROOT

    BHARDWAJ ACADEMY|Exercise CHAPTER EXERCISE (Previous Year.s Questions)|26 Videos

  • SQUARE-SQUARE ROOT AND CUBE-CUBE ROOT

    BHARDWAJ ACADEMY|Exercise CHAPTER EXERCISE (Previous Year.s Questions)|26 Videos

  • PROBLEMS BASED ON ARITHMETIC

    BHARDWAJ ACADEMY|Exercise Chapter Exercise|72 Videos

Similar Questions

Explore conceptually related problems

If a^(3) = 1 + 7 , 3^(3) = 1 + 7 + b, 4^(4) = 1 + 7 + c , then the value of a + b + c is

If a^(3) = 1 + 7, 4^(2) = 1 + 5 + b , 5^(3) = 1 + 8 + c , then the value of a + b + c is

If a + b + c = 7 // 12 , 3a - 4b + 5c = 3//4 and 7a - 11 b - 13 c = - 7// 12 then what is the value of a + c ?

Let A = {1, 2, 3, 4}, B = {2, 3, 5, 7} and C = {1, 3, 5, 6} . Then, the value of A cap ( B Delta C ) is

BHARDWAJ ACADEMY-SQUARE-SQUARE ROOT AND CUBE-CUBE ROOT -CHAPTER EXERCISE
  1. Find the square root of 105(4)/(64).

    Text Solution

    |

  2. If x = 2 + sqrt(2) and y = 2 - sqrt(2), then the value of (x^(2) - y^...

    Text Solution

    |

  3. If a^(3) =1+7, 3^(3) = 1+7+b, 4^(3) = 1+7 +c, then the value of a+ b+ ...

    Text Solution

    |

  4. Given that sqrt(3) = 1.732, the value of (3 + sqrt(6 ))/( 5 sqrt(3) -...

    Text Solution

    |

  5. If a,b are rationals and asqrt(2)+bsqrt(3) =sqrt(98)+sqrt(108)-sqrt(...

    Text Solution

    |

  6. If a=(sqrt(3)-sqrt(2))/(sqrt(3)+sqrt(2)) and b=(sqrt(3)+sqrt(2))/(sqrt...

    Text Solution

    |

  7. If the expression x + 809436 xx 809438 be a perfect square, then the v...

    Text Solution

    |

  8. Find the value of root(3)(2744)+7.

    Text Solution

    |

  9. root (3)(1331) xx root (3) (216) + root (3) (64) is equal to

    Text Solution

    |

  10. If (2000)^(10)=1.024xx10^(k), then the value of k is

    Text Solution

    |

  11. If (125)^(2//3) xx (625)^(-1//4) = 5^(x), then the value of x is

    Text Solution

    |

  12. The value of question mark (?) in root (3) (512) + sqrt(16) + sqrt(576...

    Text Solution

    |

  13. What least number should be subtracted from 6860, so that 19 be the cu...

    Text Solution

    |

  14. Find the value of root3(sqrt(441)+sqrt(16)+sqrt(4))

    Text Solution

    |

  15. The value of ? In root (3)(0.064)= root (3) (0.027) + root (3) (?) ...

    Text Solution

    |

  16. The value of 0.09 xx root (3) (0.000064) is

    Text Solution

    |

  17. If (16)^(2) div (16)^(4) xx (16)^(3) = 16^(x), then x is equal to

    Text Solution

    |

  18. sqrt(5 root(3)(x))=3, then the value of x is

    Text Solution

    |

  19. If sqrt(10+root(3)(x))=4, then what is the value of x ?

    Text Solution

    |

  20. If m and n are natural numbers, than root(m)(n) is

    Text Solution

    |