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  1. #1
    Join Date
    Mar 2009
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    3,282

    WTB: TI-84 graphing calculator $50

    A lot of younger dudes on here. I am a cheap old man that needs to come up with a TI-84 for my daughter. Go dig out your old high school/college graphing TI-84 and get beer/weed/hand job money for next weekend. Let me know what you got.

  2. #2
    Join Date
    Oct 2003
    Location
    Haxorland
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    7,103
    I think I may have a 82 plus or 83 floating around the house, would that work? You'll take my 85 from my cold dead hands.
    I've concluded that DJSapp was never DJSapp, and Not DJSapp is also not DJSapp, so that means he's telling the truth now and he was lying before.

  3. #3
    Join Date
    Mar 2009
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    3,282
    Thanks for checking but they are asking for TI-84 .

  4. #4
    Join Date
    Oct 2003
    Location
    Haxorland
    Posts
    7,103
    I'm guessing it's for HS math? Ask the teacher, pretty much all of the TI-80 series has very similar functionality. My HS math classes wanted us to have 82's and I ran an 85. No real difference.
    I've concluded that DJSapp was never DJSapp, and Not DJSapp is also not DJSapp, so that means he's telling the truth now and he was lying before.

  5. #5
    Join Date
    Mar 2010
    Location
    On The Flipside
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    959
    I think I have one, I'll check when I get home. I have every TI-8x, as a math nerd through HS and then an engineering degree.

    BTW, TI-89s are the best. Those things let you cheat up through Calc.

  6. #6
    Join Date
    Apr 2012
    Location
    ¯\_(ツ)_/¯
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    11,754
    Shit, just donated my TI-89 from HS to Goodwill....

  7. #7
    Join Date
    Sep 2010
    Posts
    9,002
    If you can stretch your budget slightly, there are a ton on ebay.
    Brought to you by Carl's Jr.

  8. #8
    Join Date
    Mar 2007
    Location
    The Vil
    Posts
    1,077
    I've got a 83+ of thatd do. PM me

    Sent from my mind to your eyes

  9. #9
    Join Date
    Mar 2010
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    On The Flipside
    Posts
    959
    Quote Originally Posted by iamTRuTH View Post
    I think I have one, I'll check when I get home. I have every TI-8x, as a math nerd through HS and then an engineering degree.

    BTW, TI-89s are the best. Those things let you cheat up through Calc.
    Sorry, 84 is gone I have a 82 and an 85, either for cheaper than your asking price.

  10. #10
    Join Date
    Dec 2010
    Location
    Vancouver Island
    Posts
    2,128
    If I can dig mine up, I'll let you know. I'd let it go cheap.
    "...if you're not doing a double flip cork something, skiing spines in Haines, or doing double flip cork somethings off spines in Haines, you're pretty much just gaping."

  11. #11
    Join Date
    Jun 2006
    Posts
    3,262
    Quote Originally Posted by DJSapp View Post
    You'll take my 85 from my cold dead hands.
    Heh. I am an HP48G guy. I am comically useless with normal calculators without a stack. I understand your perspective.
    Education must be the answer, we've tried ignorance and it doesn't work!

  12. #12
    Join Date
    Nov 2010
    Location
    7B Idaho
    Posts
    879
    TI-89 was the bees knees, definitely a helpful piece of math kit. The functionality of the 89 is way, way, way better than the 83/83+ series. Was easier to use than the 83s as well, I wouldn't hesitate to get your daughter the 89, she won't have any problems doing the TI-84 level work with it and it is so much more powerful. Wish my job still called for using one!

  13. #13
    Join Date
    Nov 2008
    Location
    Utah
    Posts
    1,016
    Quote Originally Posted by skis_the_trees View Post
    TI-89 was the bees knees, definitely a helpful piece of math kit. The functionality of the 89 is way, way, way better than the 83/83+ series. Was easier to use than the 83s as well, I wouldn't hesitate to get your daughter the 89, she won't have any problems doing the TI-84 level work with it and it is so much more powerful. Wish my job still called for using one!
    Most classes (high school and even college level calculus) won't allow a TI-89 on tests because they have solving algorithms, the SAT and ACT also ban them. They are freaking awesome though and mine is still going strong 13 years later.

    You can get fully functional 84's for around 30 - 60 on fleabay.
    "The world is a very puzzling place. If you're not willing to be puzzled you just become a replica of someone else's mind." Chomsky

    "This system make of us slaves. Without dignity. Without depth. No? With a devil in our pocket. This incredible money in our pocket. This money. This shit. This nothing. This paper who have nothing inside." Jodorowsky

  14. #14
    Join Date
    Mar 2009
    Posts
    3,282
    Thanks for al the advice. Found one locally.

  15. #15
    Join Date
    Dec 2010
    Location
    Last Best City in the Last Best Place
    Posts
    7,333
    Bump. Anybody got a TI 84 they want to get rid of? My daughter needs one for math class. $118 on Amazon you gotta be kidding me..

    Edit: found one on CL
    Last edited by yeahman; 09-03-2019 at 04:18 PM.

  16. #16
    Join Date
    Mar 2008
    Location
    Aspen, CO
    Posts
    319
    My thoughts were always that if you are smart enough to use the calculator to your advantage then it’s not really cheating...


    Sent from my iPhone using TGR Forums

  17. #17
    Join Date
    Oct 2009
    Location
    seatown
    Posts
    4,122
    i would feel almost as bad selling my TI as i would a pair of skis. it accomplished a lot for me before i graduated to dependence on excel

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