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Find the cube roots of the following:

 

343(cis π)

 May 14, 2020
 #1
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\((343(cis\pi))^{0.\dot3}\\~\\ =343^\frac{1}{3}*e^{\frac{1+2n}{3}\pi i}\\~\\ =7e^{\frac{\pi i}{3}},\qquad 7e^{\frac{3\pi i}{3}},\qquad 7e^{\frac{5\pi i}{3}}\)

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 May 14, 2020
 #2
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thank you!!

 May 15, 2020

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