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Unformatted text preview: 1 ei π 4 = e cos (π 4 ) + ie sin (π 4 ) = e √ 2 2 + ie √ 2 2 . So u = e √ 2 2 and v = e √ 2 2 . MATH 322. QUIZ 2 ———————————————————————————— 2 (b) Find  e z  . The modulus is just √ u 2 + v 2 = ± ( e √ 2 2 ) 2 + ( e √ 2 2 ) 2 = √ e 2 = e ....
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 Fall '08
 STAFF
 Math, Complex number, Principal value, Bole Yang, Erica McEvoy

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