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If xy ( x + y) = 1 ,then the value of...

If ` xy ( x + y) = 1 ` ,then the value of ` (1)/( x^(3) y^(3)) - x^(3) - y ^(3)` is

A

0

B

1

C

3

D

`-2`

Text Solution

Verified by Experts

The correct Answer is:
C
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KIRAN PUBLICATION-ALGEBRA-Questions Asked In Previous SSC Exams (Type - II)
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  4. If x + y = z then the expression x^(3) + y^(3) - z^(3) + 3xyz will ...

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  5. If a + (1)/(a) = sqrt(3) , then the value of a^(6) - (1)/(a^(6)) +...

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  6. If x^(3) + y^(3) = 35 and x + y = 5 then the value of (1)/( x) + (...

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  7. If ( a^(2) + b^(2))^(3) = (a^(3) + b^(3))^(2) then (a)/(b) + (b)/(a...

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  10. If x + y + z = 6 then the value of ( x - 1) ^(3) + ( y - 2) ^(3) + ...

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  11. If x^(2) + 1 = 2 x then the value of (x^(4) +(1)/( x^(2)))/(x^(2) - 3...

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  12. If x gt 1 and x ^(2) + (1)/(x^(2)) = 83 then x^(3) - (1)/( x^(3) i...

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  13. If ( x )/( x^(2) - 2 x + 1 ) = (1)/( 3) then the value of x^(3) + (...

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  14. If (1)/( p) + (1)/(q) = (1)/( p + q) then the value of (p^(3) + q^...

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  15. If x + y + z = 6 and x^(2) + y^(2)+ z^(2) = 20 then the value of x^...

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  16. If x = 1 - sqrt(2) ,the value of ( x - (1)/( x))^(3)

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  18. If a^(2) + b^(2) + c^(2) = 2 (a - b - c) - 3 then the value of 4 ...

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  19. If 2 x + (2)/( x) = 3 then the value of x^(3) + (1)/( x^(3)) + 2 ...

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  20. If a - b = 3 and a^(3) - b ^(3) = 117 then | a + b| is equal to

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