Are the TI-86s still the best for calculus?

TechnoKid

Diamond Member
Feb 12, 2001
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84+ special edition. I don't like the 86 much. 89/92 are nice, but are computer algebra based, and aren't allowed on any tests by my instructor.
 
Aug 10, 2001
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Originally posted by: Francodman
I know they don't allow the 89s....are HPs any good?
It's nice when you get past the three semesters of calculus and you're allowed to use just about anything.
 

Tiamat

Lifer
Nov 25, 2003
14,068
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Ti-86 i have been using for years and its awesome. The conversion algorhythm comes in quite handy for units. Also, Poly function is handy for quick quadratic equations. Anthing that the Ti-89 has over the 86, id rather use Maple or Matlab since these programs handle vector/multivariable calculus better and with a nicer image.
 

Zeeky Boogy Doog

Platinum Member
Mar 31, 2004
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oh, this reminds me, i've got an 89 someone gave me that has a broken screen, but i don't have anything to get the back off, could i get a new screen and replace it after i get something to get the back off? when you turn it on, you can see part of the menu, but theres a crack in the screen so not much is visible, so i know it works, but its jsut the screen
 

The Wildcard

Platinum Member
Oct 31, 1999
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Well since the 89's do symbolic integration, it makes sense that they would be banned in a calculus class. I have the 86 cuz it was the same calculator my calculus teacher used. So she would teach our class alot of quick shortcuts and stuff on how ot use the caluclator.
 

agnitrate

Diamond Member
Jul 2, 2001
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I've never been allowed to use a calculator on a math test in college yet. Lucky bastards.

My 89 is great for working on homework though. :thumbsup:

-silver
 

daniel1113

Diamond Member
Jun 6, 2003
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Ti-86 is a great calulator... definitely better than an 83 or 83-plus. I haven't used the new 84, so I can't comment on that. However, I much prefer the "higher rez" screen of the 86. Which reminds me... I have an old 86 that I need to sell. Once you go 89, you never go back ;)
 

notfred

Lifer
Feb 12, 2001
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I was allowed to use my TI-89 in class, just not on tests. But then, I wasn't allwoed to use any calculators at all on tests.
 

James3shin

Diamond Member
Apr 5, 2004
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the 89 is slick, i used to love making 3d sin graphs and such, rotate mofo!! rotate!!
 

Lyfer

Diamond Member
May 28, 2003
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TI-86 = Gameboy CPu based. I had one that was stolen :(. I had the highest score in tetris too.
 

LongCoolMother

Diamond Member
Sep 4, 2001
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ti89s are AWESOME for calc. you can do anything imaginable. yes, you better make sure your instructor allows it. because itll become a crutch when you do integrals/differentials/limits/etc.