MissionExam001
MissionExam001 MissionExam001
  • 12-01-2018
  • Mathematics
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what's the answer of e^ipi

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altavistard
altavistard altavistard
  • 16-01-2018
If I remember correctly, e^(ia) = cos a + i sin a.  This is Euler's Formula, which you should look up.

If that's correct, then e^(i*pi) = cos pi+ i sin pi.  This reduces to

                                 e^(i*pi) = -1 + i(0) = -1.

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