SOLUTION: Evaluate sqrt(y/x), where x and y are positive integers, and 0 = x^5-(x^3)(y^3)-12393.

SOLUTION: Evaluate sqrt(y/x), where x and y are positive integers, and 0 = x^5-(x^3)(y^3)-12393.

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Question 1151183: Evaluate sqrt(y/x), where x and y are positive integers, and 0 = x^5-(x^3)(y^3)-12393.
Answer by greenestamps(13200) (Show Source): You can put this solution on YOUR website!

Rewrite the equation as

Then find the prime factorization of 12393:

So

Since x and y are positive integers,

means either or .

If x=3,

which is clearly not possible.

If x=9,

So x=9 and y=4; and then

ANSWER:

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