Texas Instruments TI-30XA Calculator - Answered Questions & Fixed issues

One millileter is about 0.033814 fluid ounces, so to convert ml to fl oz multiply by 0.033814. To convert the other way, divide by 0.033814

Question edited for clarity. Question moved to model category. https://www.google.com/search?q=program+a+ti-30x ..

@anon.nick-3418415

Thanks! Genius!

Hi,

Ex: calculate -log(15.32)

1. Calculate the log 15.32 [LOG] [=] result 1.185258765
   
2. Then press the change sign key (-) result -1.185258765

You can also try 15.32 [LOG] (-) [=]. Try to veriufy it on your calculator.

Here is a picture of the change sign
Hope it helps

Press the STO key followed by one of the digits 1, 2, or 3 to store the number in the display to one of the three memories.

I had the same issue.

1. Open up the calculator.
2. Remove the battery.
3. Remove the two screws holding the display section down.
4. Carefully pry the button circuit board up and remove it.
5. Use an electrical cleaner and lint free cloth to wipe off the button circuit board.
6. Re-assemble and test.

For me, cleaning off the button circuit board restored all buttons to working order. When it is disassembled, and after cleaning, you could flip the board, display, etc. up and out of the case and test to see if it works as well.

Type in 4.73/(12.6*3.18EE(-)2 =

To clear any memory, store the value 0 in it.

How can you graph equations (functions) if you do not have a graphing calculator?

6. [EE]21

A rectangle is a 2D figure and is not a solid. Its area is the product of one side by the other side. Area =length*width.

Change the computational mode.

Panasonic LR-44, Ray-Ovac RW-82, Union Carbide (Everyready) A-76 work on this calculator.

Press the x^2 key.

A syntax error occurs if the command is not correctly entered.

Find the standard deviation and square the value.

Not clear. Is it 6th root of 1.597 or 6* SQRT(1.597)?

Your question is not clear. To calculate the reciprocal of a number on display use the x^-1 or 1/x key, or just enter 1/ number.

.12 2nd e^ X 100