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| Quaint Quintic Question (Posted on 2012-10-21) |
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If α = 5√(41+29√2) + 5√(41-29√2) is real, then show that α must be an integer. No calculators or computer programs allowed.
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Submitted by K Sengupta
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Rating: 3.3333 (3 votes)
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Solution:
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(Hide)
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The required value of α in conformity with the problem statement is 2.
For an explanation, refer to the solution submitted by Harry here.
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Subject |
Author |
Date |
 | Solution | Harry | 2012-10-21 22:18:10 |
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