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Home | Texas Instruments | TI-89 Calculator

Troubleshooting Texas Instruments TI-89 Calculator, Support & Service

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when I divided a problem EX. 3/2 the calculator
when I divided a problem EX. 3/2 the calculator will not answer in decimal
1 Solution
i have stored 50 in to x im try to restore x back
i have stored 50 in to x im try to restore x back
1 Solution
Argument error whenever I type equations with variables.
Whenever I type anything in with a variable "x" it comes up as an "argument error" and won't simplify, factor, or solve...
2 Solutions
graphing
I need to know each key stroke to put the problem in to figure out how to graph.  graphing totally looses  me.  I just don't...
1 Solution
my lcd is bad \r\nthe half is dead
my lcd is bad the half is dead
1 Solution
changed batteries and now won't start up
changed batteries and now won't start up
1 Solution
DISPLAYS 6.599743591E-4 - WHAT'S THAT?
DISPLAYS 6.599743591E-4 - WHAT'S THAT?
1 Solution
In the programs I have made when I use the Request
In the programs I have made when I use the Request enter a integer, I always have to press the alpha button before entering a # in the field...
1 Solution
ti 89 detected but couldn't get status
ti 89 detected but couldn't get status
1 Solution
how do you plot two liner equations on a ti-84?
the problem is i cant graph two lines on my calulator the equations are (2/5)x-(11/5) -3x+8 how do i graph them at the same time?
2 Solutions
what is 419% in fraction form?
what is 419% in fraction form?
1 Solution
Okay... my Ti-89 isn't squaring numbers right.
Okay... my Ti-89 isn't squaring numbers right. I put in -2^2 and I get -4, or I put -3^2 and I get -9 and so forth. I thought and still...
1 Solution
Dimension Error
Hi, whenever I enter my data into the lists and try to attempt a regression, it tells me that I have a dimension error and refuses to do...
2 Solutions
I need to reset my TI-89 Titanium
I need to reset my TI-89 Titanium
2 Solutions
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