7 i = ,展開複數函數 f (z) = cosh(5 − 2i) 為: (A) f (z) = cosh 5cosh 2 − isinh 5sinh 2 (B) f (z) = cosh 5cos 2 − isinh 5sin 2 (C) f (z) = cos 5cosh 2 − sin 5sinh 2 (D) f (z) = cos 5cos 2 − isin 5sin 2
B
7 i =,展開複數函數 f (z) = cosh(5 − 2i) 為: (A..-阿摩線上測驗
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