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OpenStudy (lalaly):
How do you prove Euler's formula?
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OpenStudy (anonymous):
the complex nos one? with taylor series
OpenStudy (anonymous):
just expand e^(ix)
OpenStudy (anonymous):
group the real part and all other terms wil lhav an iota
OpenStudy (anonymous):
so group them ull get sin x + icos x finally
OpenStudy (anonymous):
That's the way Euler did it, persuasive but not strictly a proof.
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OpenStudy (lalaly):
thanx him:) i got it
OpenStudy (anonymous):
cosx + isinx, not sinx + icosx
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