how to use infinity on a ti-89 calculator?

Question

hero · Answer

What are you trying to use it to do?

anonymous · Answer

integral 
 from 0 to infinity

nottim · Answer

I don't think that's necessary.

anonymous · Answer

how so?

nottim · Answer

Couldn't you just use a really high number, e.g. 999 as a substitute?

anonymous · Answer

or use something like 50,100,150, 200, etc

nottim · Answer

Gimme a minute though, I'll see if there's anything pertaining to exactly what you want.

anonymous · Answer

would i still get the same thing as

anonymous · Answer

it depends on the speed of your calcu.

nottim · Answer

http://www.chacha.com/question/how-do-you-put-in-infinity-in-a-ti%26%2345%3B83%2B

anonymous · Answer

wolfram alpha is amazing... may i just add that. im allowed to compute all my derivatives integrals
 and stuff in my calculator but for some reason it does not like to do integrals, especally if it has logs in it

nottim · Answer

Does that work, AJTurnbull? The link (which I guess is not a very reputable source).

anonymous · Answer

it does not work

nottim · Answer

Argh.

nottim · Answer

I'm going to run an emulator now for testing. gimme a sec.

anonymous · Answer

oh oh oh nvm there is a infinity button on the calculator

anonymous · Answer

its on the catalog button on the TI-89

nottim · Answer

Woo! Problem solved. You didn't even need us.

anonymous · Answer

you guys helped get the gear turning

nottim · Answer

Lol. Whatever. Keep up the good work though.

anonymous · Answer

on my calculator i used only from 0 to 50 and the answer is 1/4

anonymous · Answer

good luck now AJ

anonymous · Answer

hey mark if you wouldn't mind explaining how you are getting that, on my calculator i enter it and it does not work. i think my settings are wrong because my answers look 0b1 which i have never seen before