Re: Sigma notation for 86


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Re: Sigma notation for 86



Richard Bowman wrote:
>
> >> Is there a way to do sigma notation on the 86 similar to:
> >>
> >> 4
> >> E 2x
> >> x=1
> >>
> >> And the calc will hopefully return:
> >>
> >> 2, 4, 6, 8
> > Get a TI-92
>
> Instead of posting an idiotic message like "Get a TI-92," why not answer the
> guys question. To do this on a 86, type:
>
> seq(2x,x,1,4,1)
>     and it will return
> {2,4,6,8}.
>
> Here is an explanation of the arguments for the function:
> 1st=expression
> 2nd=what the variable is
> 3rd=lower bound
> 4th=high bound
> 5th=step amount
>
> Hope this helps
> Richard BowmanInstead of posting messages twice why don't we try to post just once!!


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