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Rationality certification (
Posted on 20161027
)
Given a and b are two rational numbers, fulfilling the equality
a^3 + 4a^2*b = 4a^ 2 + b^4.
Prove that the value of
sqrt(a1)
is a rational number.
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Submitted by
Ady TZIDON
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Subject
Author
Date
errata 
Ady TZIDON
20161110 04:10:50
sqrt(a) is rational
Brian Smith
20161028 10:37:30
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