Using DeMoivre’s Theorem, evaluate:
2cis603
DeMoivre's Theorem definition
z = rcis(θ), then
zn = rncis(nθ)
Plug in θ = 60, n = 3, and r = 2
2cis603 = 23cis(3 x 60)
2cis603 = 8cis(180)
Using DeMoivre’s Theorem, evaluate:
2cis603
z = rcis(θ), then
zn = rncis(nθ)
2cis603 = 23cis(3 x 60)
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