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Not true (Posted on 2014-07-17) |
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I've found (on the web) a short list of "SPECIAL FEATURES " of the number 197:
a. It is the only 3-digit Keith* number.
b. It is a sum of three cubes.
c. It is a difference of two squares.
One (and only one) of the above is not true.
Prove it.
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Subject |
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| Solution | tomarken | 2014-07-17 10:24:09 |
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