Re: Convert

To: CALC-TI@LISTS.PPP.TI.COM
Subject: Re: Convert
From: "J.P. McClain" <JPMcClain@COLINT.COM>
Date: Tue, 24 Dec 1996 09:26:37 -0600
References: <tcppop3.98982@colint.com>
Reply-To: "J.P. McClain" <JPMcClain@COLINT.COM>

well, actually its just an order-of-operations issue, similar to -1^2=-1
but (-1)^2=1

try parenthesis around the negative numbers

J.P. McClain
JPMcClain@colint.com



bbhatt1@TIGER.TOWSON.EDU wrote:
>
> it seems the calc. calculated (for the -10 deg. C) -18-32 = -50 deg. F.
> for the -1 deg. C one, too, it seems the calc. did -1.8-32 = -33.8 deg. F.
> actually, it should be PLUS: -18 PLUS 32, and -1.8 PLUS 32.
> degrees F. = (9/5)(degrees C.)+32.
> unfortunately, i can't check that out because i don't have a ti-85.
> Bhuvanesh Bhatt.
>
> On Sun, 22 Dec 1996, Severin wrote:
>
> > I think the TI-85 has a problem to convert Celcius to Farenheit!
> >
> >
> > Some results from my TI
> >
> >
> > 20C=68F  OK
> > 10C=50F  OK
> > 0C=32F    OK
> > -1C=-33.8F wrong!!!!!!!!!
> > -10C=-50F  wrong!!!!!!!!
> > and so on
> >
> >
> > Do only I have this problem or ist this normal on the TI
> >

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