問題詳情
二、填充題(每格 5 分;答案若以分數表示時,請化為最簡分數,共計 70 分)1. 設矩陣 ,其中
,則
(1)若
(A) 。

(1)若

(A) 。
參考答案
答案:D
難度:適中0.527132
統計:A(58),B(0),C(41),D(136),E(0)
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