From euler’s relation eiθ = cosθ + isinθ,
(a) use series expansions to prove that cosθ =...
Mathematics, 03.10.2019 01:10, april861
From euler’s relation eiθ = cosθ + isinθ,
(a) use series expansions to prove that cosθ = (eiθ+e-iθ)/2, and sinθ = (eiθ−e-iθ)/2i. (b) draw the appropriate diagrams to interpret these formulas geometrically.
Answers: 2
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