Private Sub Command1_Click()
Dim i As Long,sum As Long
For i = 1 To 50 Step 2
sum = sum + i * (i + 1) * (i + 2)
Next
MsgBox "級(jí)數(shù)前50項(xiàng)奇數(shù)項(xiàng)和為:" & sum
End Sub
VB編寫(xiě)程序,計(jì)算并輸出下面級(jí)數(shù)前n項(xiàng)中(n=50)奇數(shù)項(xiàng)的和.1*2*3+2*3*4+3*4*5+……+n*(n+1)*(n+2)+…
VB編寫(xiě)程序,計(jì)算并輸出下面級(jí)數(shù)前n項(xiàng)中(n=50)奇數(shù)項(xiàng)的和.1*2*3+2*3*4+3*4*5+……+n*(n+1)*(n+2)+…
數(shù)學(xué)人氣:251 ℃時(shí)間:2020-02-03 07:00:08
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