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#2
owenlu19812014-04-21 21:19
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Private Sub Form_Activate()
Dim x, y, z As Single
Scale (-20, 20)-(20, -20)
Line (0, 17)-(0, -17)
Line (18, 0)-(-18, 0)
For z = 0 To 15 Step 0.01
y = z * Sin(z)
x = z * Cos(z)
PSet (x, y)
Next z
End Sub