Home
Class 8
MATHS
If a^2+b^2=117 and a b=54 , then find ...

If `a^2+b^2=117` and `a b=54` , then find the value of `(a+b)/(a-b)` .

A

3

B

5

C

6

D

4

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ALGEBRAIC EXPRESSIONS AND IDENTITIES

    S CHAND IIT JEE FOUNDATION|Exercise SELF ASSESSMENT SHEET|10 Videos

  • ALGEBRAIC EXPRESSIONS AND IDENTITIES

    S CHAND IIT JEE FOUNDATION|Exercise SELF ASSESSMENT SHEET|10 Videos

  • AREA AND PERIMETER OF RECTANGLE, SQUARE, PARALLELOGRAM, TRIANGLE AND CIRCLES

    S CHAND IIT JEE FOUNDATION|Exercise Question Bank - 25 (M.C.Q) |15 Videos

Similar Questions

Explore conceptually related problems

If a^(2)+b^(2)=117 and ab=54, then find the value of (a+b)/(a-b)

If a/b=2/3 then find the values of b/a

If a/b=2/3 then find the values of (4a+3b)/(3b)

If [a b c]=2 , then find the value of [(a+2b-c)(a-b)(a-b-c)] .

If (2a+b)/(a+4b)=3, then find the value of (a+b)/(a+2b)

If (2a+b)/(a +4b)=3 , then find the value of (a+b)/(a+2b)

If A^2– B^2 =252 and A + B = 42 then find the value of ‘B’?

(2) If a=-2 , b=-3 , then find the value of (b/a-a/b)^a

If a = 2 and b = 8 , then find the value of b/a + 9

If a=1,b=2 then find the value of (a^(b) + b^(a))^(-1)

S CHAND IIT JEE FOUNDATION-ALGEBRAIC EXPRESSIONS AND IDENTITIES -QUESTION BANK
  1. If a ^(1//3) + b ^(1//3) + c ^(1//3) = 0, then the value of (a + b + c...

    Text Solution

    |

  2. What is the value of the expression (1+x)(1+x^2)(1+x^4)(1+x^8)(1-x)...

    Text Solution

    |

  3. Polynomial which when divided by (-x^2+x-1) gives a quotient (x -2) ...

    Text Solution

    |

  4. Divide the polynomial 3x^4-4x^3-3x-1 by x-1

    Text Solution

    |

  5. If a=x/(x+y) and b=y/(x-y) , then (a b)/(a+b) is equal to (x y)/(x^2+y...

    Text Solution

    |

  6. If a^2+b^2=117 and a b=54 , then find the value of (a+b)/(a-b) .

    Text Solution

    |

  7. If a ^(2) + (1)/( a ^(2)) = 10, then the value of a ^(4) + (1)/( a ^(4...

    Text Solution

    |

  8. If (a^4+1/(a^4))=1154 , then the value of (a^3+1/(a^3))=? (a) 1...

    Text Solution

    |

  9. If (x+1/x)=3 , then the value of (x^6+1/(x^6)) is (a) 322 (b) 36...

    Text Solution

    |

  10. If a + b + c = 0. then the value of a ^(2) (b + c) + b ^(2) (c + a) ...

    Text Solution

    |

  11. If x =3 ^(1//3) + 3 ^(- 1//3) , then 3x ^(3)- 10 is equal to

    Text Solution

    |

  12. If a,b,c are real and distinct nubmer , then the value of ((a -b)^(3) ...

    Text Solution

    |

  13. If a+b+c=11 and a b+b c+c a=20 , then the value of the expression a...

    Text Solution

    |

  14. The value of (x^2-(y-z)^2)/((x+z)^2-y^2)+(y^2-(x-z)^2)/((x+y)^2-z^2...

    Text Solution

    |

  15. If 2a - (1)/(2a) = 3, then 16 a ^(4) + (1)/(16 a ^(4)) is equal to

    Text Solution

    |

  16. The value of the product (7- (12)/(x)) ( 49 + (84)/(x) + (144)/(x ^(2)...

    Text Solution

    |

  17. The value of 64 a ^(3) + 48 a ^(2) b + 12 a ^(2) b + b ^(3) at a =1 ...

    Text Solution

    |

  18. Evaluate: ((0. 43) ^(3) + (1. 47) ^(3) + (1.1) ^(3) - 3 xx 0. 43 xx ...

    Text Solution

    |

  19. If (x^2+y^2+z^2-64)/(x y-y z-z x)=-2 and x+y=3z , then the value of...

    Text Solution

    |

  20. If (a ^(2) + b ^(2)) ^(3) = (a ^(3) + b ^(3)) ^(2) and ab ne 0, then (...

    Text Solution

    |