题目

有如下VB 程序段: c =0: k = 1 For i = 2 To 10If i Mod 2 <> 0 And a(k) < a(i) Then k = i c = c + 1End If Next i 数组元素a(1)到a(10)的值依次为“12, 33, 14, 6, 7, 23, 25, 37, 34, 40”,执行该程序段后,变量k和c的值分别为( ) A . 9 3 B . 10 3 C . 5 1 D . 4 2 答案:A15.先化简,再求值:a(1-a)+(a+2)(a-2),其中a=$\sqrt{2}$+4.
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