[VBA ] 關於VB2008的程式問題
關於vb2008的程式
sin(x)=x-x^3/3!+x^5/5!-x^7/7!+x^9/9!的運算
是新手 寫了一部分 但不知道該如何接下去了
form1
sin(x)
x(label2)=textbox1
number of term(label3)=textbox2
result(label4)=label5
buttom
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button1.Click
Dim a, b As Integer
a = TextBox1.Text
b = TextBox2.Text
Dim factorial As Integer = 1
Dim n As Integer
For I As Integer = 1 To n
factorial = 1
factorial = factorial * (2I - 1)
Next
Dim result As Double
result = a
result = result + (-1) ^ b * a ^ (2I - 1) / factorial
result = label5.Text
End Sub
可以幫我找出來該在哪裡加東西嗎?
謝謝
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