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| Weird Expression (Posted on 2019-06-01) |
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Show that, regardless of what integers are substituted for x and y, the expression
x5 - x4y - 13x3 y2 + 13x2 y3 + 36xy4 - 36y5
is never equal to pq, where p and q are prime numbers.
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 | No Subject | xdog | 2019-06-01 14:10:05 |
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