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press the yellow diamond button in the upper left hand corner and then press enter, that tells it to approximate the answer, you will also find an option for this in the mode menu at the bottom of pag ...

answered it in your other thread
http://www.ti-89.org/forums/topic937-ti-89-titanium-calculator.html

the parenthesis has to be right after the "sec" to make the function work
it may look like "sec^2(t)" on paper, but you have to type it in as
sec(t)^2

helpful?

you can use the solve( function, number 1 under the solve menu
it would look like

solve(4x-4y=-4 and 3x+4y=32,x)

the "and" command is second in the catalog under "a", it is ...

use propfrac

im fine

at the beginning of your program use "local" for instance if you are going to use x and y then put "local x,y" at the beginning

or another way to do it would be to use "del ...

what do you mean, do you mean clear the home screen? or clear the program screen?

hmm as far as i know there is no simple way to display a fraction in binary, im not the most knowledgable on this though

you can just use the built in ones
use the >bin >hex >dec commands all you need to do to convert to binary
for example is type in your number in standard then use >bin after it to conv ...

thats ok, i guess doing it on paper wont hurt me too much Wink

no problem, i dont need it, thanks though

your in exact mode, press the yellow key with black diamond and then press enter, that will always give you an approximate answer

i had tried installing doorsos on mine too, but i had to reset after it crashed but i dont think it works on titaniums because doors only supports hw2, as the latest version was releaced in august 200 ...

hmmm, i know what you can do instead of going over 24 times and then hitting backspace 24 times is to hold down the shift(uparrow) button while going over 24 times and that will highlight it, then you ...