complex numbers year 2
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Last updated 9:17 AM on 2/7/25
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express e^ix in modulus argument form
cos x + isin x
2
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express -1 in exponential form
e^ipi
3
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express 2cosx in exponential form
e^ix + e^-ix
4
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express 2isinx in exponential form
e^ix - e^-ix
5
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what is r(cosx + isinx )^n
r^n(cosnx + isinnx)
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