Gabriel,

You can do it similar to the way it can be done in VFP:

.....
oExcel= CREATEOBJECT("Excel.Application")
oExcel.Visible=.t.
oExcel.Workbooks.Open(...)
.......
oExcel.ActiveCell.Formula = '=FORECAST(30,A2:A6,B2:B6)'
? oExcel.ActiveCell.value
.....

Good Luck

>Hi over there,
>
>I'm need to use the excel function call "Forecast" in my proyect in VB.Net
>and i don't know how to do this.
>
>i'm trying this 'cause i don't find any vb.net function that do the same.
>
>Gracias por anticipado.
>
>Saludos desde Santo Domingo.