Re: TI-86 Calculator capabilities
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Re: TI-86 Calculator capabilities
Try zoom ZSQR
that is zoom square.
This sets the correct aspect ratio
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Ben Sultenfuss <bsultenfuss@sfasu.edu>
Stephen F. Austin State University
Department of Mathematics and Statistics
1936 North Street, PO Box 13040, SFA Station
Nacogdoches, Texas 75962-3040
Phone: Office: 409-468-3805 Home: 409-560-5508
Fax: Office: 409-468-1669 Home: 409-560-0038
Office Hours: 0800-0850 Daily, 1400-1600 Monday-Thursday
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> From: Mike Gagne <mgagne1@GL.UMBC.EDU>
> To: CALC-TI@LISTS.PPP.TI.COM
> Subject: Re: TI-86 Calculator capabilities
> Date: Saturday, October 18, 1997 12:36
>
> On Sat, 18 Oct 1997, Joseph Gaffney wrote:
>
> > At 12:53 PM 10/18/97 -0400, Mike Gagne wrote:
> > >Hello,
> > >
> > >
> > >Q1.
> > >When I graph 2 linear functions, each
> > >having a slope that is the negative
> > >reciprocal of the other, I end up with
> > >2 lines that ARE NOT perpendicular to each
> > >other...I tried adjusting the scale of the
> > >x and y coordinates in the WINDOW screen
> > >without success( wouldn't a 1 to 1 scale
> > >between x & y work?). What's up???
> >
> > Just do the -x, not -1/x
> >
> **************************
> y1=x
> y2=-x
> ********************************
> I did the above...and the resulting graphs aren't at right angles to each
> other..!
>
>
>
> Using the slope/intercept form of a linear equation:
>
> 1. y = mx + b
> 2. y = (-1/m)x + b
>
> ...the graph of equation-1 should be perpendicular to
> the graph of equation-2 !!! My calculator's graphed lines aren't at right
> angles to each other !!!
>
>
> ---Again, I say what's up !!!
>
> -Thanks
> --Mike Gagne