Can someone please tell me why this statement is true: Here's what I did: as in it's false... so what's my mistake???
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because The equation doesn't mean is the only solution , there are other solutions such as etc .
, since the powers of are periodic modulo 4. And your mistake was in , since it should be is one of the 100 different roots of unit of order 100...or, of course, Tonio
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