题目
A.X(k)的其余3个值依次是0.125+j0.0518,0,0.125+j0.3018
B.X(k)的其余3个值依次是0.125-j0.0518,0,0.125-j0.3018
C.X(k)的其余3个值依次是0.125+j0.3018,0,0.125+j0.0518
D.X(k)的其余3个值依次是0.125-j0.3018,0,0.125-j0.0518
第1题
A.{10,-3+j3,3+j4,2-j3,12 , -3+j3,3+j4,2-j3}
B.{10,-3+j3,3+j4,2-j3,12, -3-j3,3-j4,2+j3 }
C.{10,-3+j3,3+j4,2-j3,12 ,2+j3,3-j4,-3-j3}
D.{10,-3+j3,3+j4,2-j3,12 , 2-j3,3+j4,-3+j3}
第2题
A.5.2-j3.7
B.3.7-j2.8
C.4.8
D.2.4-j4.2
第5题
A.-1.7-5.2j
B.-1.7-5.2j
C.1.7-5.2j
D.1.7+5.2j
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