試卷名稱:106年 - 106 國立中山大學_碩士班招生考試_電機系(甲、己組)、電波領域:工程數學甲#125264
年份:106年
科目:中山◆電機◆工程數學甲
9. The Fourier transform of the function f(t) =
u(t-2) is F(jω) = e<sup>aω (b+jc), where u(t) is an unit-step function. Then which of the following statements is correct?
(A) a=-2, b=1, c=0.
(B) a = 2, b =1, c=0.
(C) a>0, b>1, c=0.
(D) a<2, b≠1, c≠0.
(E) None of the above statements are correct.