• 2022-05-31 问题

    下列数组声明语句中, 不正确的是___________。 A: Dim a(5) As Single B: Dim a(1 To 5) As Single C: Dim a(0) As Single D: Dim a(5) As Single=(1,2,3,4,5,6)

    下列数组声明语句中, 不正确的是___________。 A: Dim a(5) As Single B: Dim a(1 To 5) As Single C: Dim a(0) As Single D: Dim a(5) As Single=(1,2,3,4,5,6)

  • 2022-05-31 问题

    下列数组声明语句中,不正确的是_________。 A: Dim a(3) As Single = {0, 1, 2, 3} B: Dim a%(3) C: Dim a(1, 4) As Single D: Dim a(4) As Single

    下列数组声明语句中,不正确的是_________。 A: Dim a(3) As Single = {0, 1, 2, 3} B: Dim a%(3) C: Dim a(1, 4) As Single D: Dim a(4) As Single

  • 2022-06-07 问题

    下面数组初始化语句正确的是( )。 A: Dim A(9) As Single={1,2,3,4,5,6,7,8,9,10} B: Dim A( ) As Single={1,2,3,4,5,6,7,8,9} C: Dim A(9) As Single={1,”A”,”BC”,2,3,4,5,6,7,8} D: Dim A(9) As Single={1,2,3,4,5,6,7,8,9,10}

    下面数组初始化语句正确的是( )。 A: Dim A(9) As Single={1,2,3,4,5,6,7,8,9,10} B: Dim A( ) As Single={1,2,3,4,5,6,7,8,9} C: Dim A(9) As Single={1,”A”,”BC”,2,3,4,5,6,7,8} D: Dim A(9) As Single={1,2,3,4,5,6,7,8,9,10}

  • 2022-07-28 问题

    下面数组初始化语句正确的是( )。 A: Dim A(9) As Single={1,2,3,4,5,6,7,8,9,10} B: Dim A( ) As Single={1,2,3,4,5,6,7,8,9} C: Dim A(9) As Single={1,”A”,”BC”,2,3,4,5,6,7,8} D: Dim A(9) As Single={1,2,3,4,5,6,7,8,9,10}

    下面数组初始化语句正确的是( )。 A: Dim A(9) As Single={1,2,3,4,5,6,7,8,9,10} B: Dim A( ) As Single={1,2,3,4,5,6,7,8,9} C: Dim A(9) As Single={1,”A”,”BC”,2,3,4,5,6,7,8} D: Dim A(9) As Single={1,2,3,4,5,6,7,8,9,10}

  • 2022-05-30 问题

    下列数组声明语句中正确的是( )。 A: Dim A(9) As Single = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 } B: Dim A( ) As Single = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 } C: Dim A( ) As Single = { 1, "abc", "ccc", 4, 5, 6, 7, 8, 9, 10 } D: Dim A( , ) As Single = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }

    下列数组声明语句中正确的是( )。 A: Dim A(9) As Single = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 } B: Dim A( ) As Single = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 } C: Dim A( ) As Single = { 1, "abc", "ccc", 4, 5, 6, 7, 8, 9, 10 } D: Dim A( , ) As Single = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }

  • 2022-05-31 问题

    下列数组声明语句中,不正确的是_________。 A: Dim a(9) As Single = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} B: Dim a() = {1, 2, 3, 4, 5, 6, 10} C: Dim a( ,) As Single = {{1, 2, 3, 4, 5}, {6, 7, 8, 9, 10}} D: Dim a() As Single = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} E: Dim n As Integer=10Dim a(n) As Single

    下列数组声明语句中,不正确的是_________。 A: Dim a(9) As Single = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} B: Dim a() = {1, 2, 3, 4, 5, 6, 10} C: Dim a( ,) As Single = {{1, 2, 3, 4, 5}, {6, 7, 8, 9, 10}} D: Dim a() As Single = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} E: Dim n As Integer=10Dim a(n) As Single

  • 2021-04-14 问题

    用以下公式求 f(x) 的值。当通项的绝对值小于 10^-7 时停止计算, x 的值由键盘输入。 f(x)=a 1 x^1-a 2 x^2+a 3 x^3-...+(-1) ^(n+1)*a n x^n+...,|X|<1 其中 a 1 =1 , a 2 =2 , a n =1/(a n-2 +a n-1 ) ,n=1,2,3,4,5,... Option Explicit Private Sub Commandl_Click() Dim x As Single , fx As Single Dim a As Single,a1 As Single,a2 As Single Dim t As Single a1=l : a2=2 x=text1 If ___________ Then MsgBox("x 必须在 -1---1 之间 ") ExitSub End If fx=a 1 *x-a 2 *x*x t=(-1)*x*x Do a=1/(a l +a 2 ) t=(-1)*x*x fx= __________ a l =a 2 Loop Until Abs(a*t)<0.0000001 Text2=fx End Sub

    用以下公式求 f(x) 的值。当通项的绝对值小于 10^-7 时停止计算, x 的值由键盘输入。 f(x)=a 1 x^1-a 2 x^2+a 3 x^3-...+(-1) ^(n+1)*a n x^n+...,|X|<1 其中 a 1 =1 , a 2 =2 , a n =1/(a n-2 +a n-1 ) ,n=1,2,3,4,5,... Option Explicit Private Sub Commandl_Click() Dim x As Single , fx As Single Dim a As Single,a1 As Single,a2 As Single Dim t As Single a1=l : a2=2 x=text1 If ___________ Then MsgBox("x 必须在 -1---1 之间 ") ExitSub End If fx=a 1 *x-a 2 *x*x t=(-1)*x*x Do a=1/(a l +a 2 ) t=(-1)*x*x fx= __________ a l =a 2 Loop Until Abs(a*t)<0.0000001 Text2=fx End Sub

  • 2022-06-07 问题

    下列数组声明初始化语句,________是正确的。 A: Dim a( ) As Single={1,2,3,4,5,6,7,8,9,10} B: Dim a(9) As Single={1,2,3,4,5,6,7,8,9,10} C: Dim a() As Single={1,”a”,”bc”,4,5,6,7,8,9,10} D: Dim a( , ) As Integer={1,2,3,4,5,6,7,8,9,10} E: Dim a( ) As Integer=(1,2,3,4,5,6,7,8,9,10)

    下列数组声明初始化语句,________是正确的。 A: Dim a( ) As Single={1,2,3,4,5,6,7,8,9,10} B: Dim a(9) As Single={1,2,3,4,5,6,7,8,9,10} C: Dim a() As Single={1,”a”,”bc”,4,5,6,7,8,9,10} D: Dim a( , ) As Integer={1,2,3,4,5,6,7,8,9,10} E: Dim a( ) As Integer=(1,2,3,4,5,6,7,8,9,10)

  • 2022-06-07 问题

    下列数组声明初始化语句,________是正确的。 A: Dim a( ) As Single={1,2,3,4,5,6,7,8,9,10} B: Dim a(9) As Single={1,2,3,4,5,6,7,8,9,10} C: Dim a() As Single={1,”a”,”bc”,4,5,6,7,8,9,10} D: Dim a( , ) As Integer={1,2,3,4,5,6,7,8,9,10} E: Dim a( ) As Integer=(1,2,3,4,5,6,7,8,9,10)

    下列数组声明初始化语句,________是正确的。 A: Dim a( ) As Single={1,2,3,4,5,6,7,8,9,10} B: Dim a(9) As Single={1,2,3,4,5,6,7,8,9,10} C: Dim a() As Single={1,”a”,”bc”,4,5,6,7,8,9,10} D: Dim a( , ) As Integer={1,2,3,4,5,6,7,8,9,10} E: Dim a( ) As Integer=(1,2,3,4,5,6,7,8,9,10)

  • 2022-06-19 问题

    下列数组声明初始化语句,________是正确的。 A: Dim a( ) As Single={1,2,3,4,5,6,7,8,9,10} B: Dim a(9) As Single={1,2,3,4,5,6,7,8,9,10} C: Dim a() As Single={1,”a”,”bc”,4,5,6,7,8,9,10} D: Dim a( , ) As Integer={1,2,3,4,5,6,7,8,9,10} E: Dim a( ) As Integer=(1,2,3,4,5,6,7,8,9,10)

    下列数组声明初始化语句,________是正确的。 A: Dim a( ) As Single={1,2,3,4,5,6,7,8,9,10} B: Dim a(9) As Single={1,2,3,4,5,6,7,8,9,10} C: Dim a() As Single={1,”a”,”bc”,4,5,6,7,8,9,10} D: Dim a( , ) As Integer={1,2,3,4,5,6,7,8,9,10} E: Dim a( ) As Integer=(1,2,3,4,5,6,7,8,9,10)

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