TI-89: Forskelle mellem versioner

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=== Egenskaber ===
[[Fil:Texas Instruments TI-89.jpg|thumb|TI-89 af anden generation med andre farver.]]
TI-89 serien har følgendeflere egenskaberfeatures (i udvalguddrag):<ref>https://education.ti.com/da/software/details/en/E6C60D1FBC6D44B3868B474771592CBD/89calculusmadeeasy</ref>
* Løse [[ligning]]er
TI-89 rummer kommandoen solve(...)<ref>https://www.dummies.com/education/graphing-calculators/solve-command-from-ti-nspire-cas-algebra-submenu/</ref> eller nsolve(...) der løser [[Ligning|ligninger]].<ref>https://mathbits.com/MathBits/TINSection/Algebra1/SolvingEquations.html</ref>
 
* Beregne [[Differentialregning|differenitalkvotienter]]
* Beregne [[stamfunktion]]er
* Løse [[differentialligning]]er [[graf]]isk[[Fil:TI-89 Titanium.jpg|thumb|TI-89 Titanium]]
* Kommandoen deSolve(…)<ref>https://sites.google.com/a/boag.nu/ti-nspire-hjaelp/differentialligninger</ref> eller desolve(…)<ref>https://www.dummies.com/education/graphing-calculators/ti-nspire-cas-calculus-submenu-commands/</ref> gør TI-89 i stand til at løse første ordens<ref>https://tinspireapps.com/blog/tinspire-cx-cas-solving-1-order-differential-equations-step-by-step/</ref> [[differentialligning]]er.<ref>Søgaard Hansen, Henrik (uden år): [http://intranet.sctknud-gym.dk/lrere/HS/Noter/Differentialligninger_Nspire.pdf ''Differentialligninger'']</ref>
 
 
=== Programmering ===
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TI-89 Titanium havde dobbelt så stort Flash-lager og en integreret USB-port.
 
 
== Anvendelse i skoler ==