How do I get to the appendix #117 on my Casio fx-111 ES calculator?

Sorry, It is not possible to solve equations on the Casio FX-82 ms. Try the Casio FX-115 ES/ FX-115 ES Plus, FX-991ES/ FX-881 ES Plus C.

Follow the instructions under "Statistical Calculations" beginning on page E-44 of the manual. Examples 053 through 059 in the Appendix show an example (especially 057).
You may download the manual and the appendix from http://support.casio.com/manualfile.php?rgn=1&cid=004001004

Follow the instructions under "Statistical Calculations" beginning on page E-44 of the manual. Examples 053 through 059 in the Appendix show an example (especially 057).

You may download the manual and the appendix from http://support.casio.com/manualfile.php?rgn=1&cid=004001004

Press SHIFT [MATRIX], specify the matrix to be inverted, then x^-1.

Example #103 in the appendix shows the exact procedure for inverting the matrix entered in example #096. If you need the manual and the appendix, you can download them from
http://support.casio.com/manualfile.php?rgn=1&cid=004001004

Yes. Set MODE to 6:Vector
Edit the vectors VctA and VctB
Enter the command VctA[x]VctB =
Here is a screen capture taken from the Appendix to the user's manual on page 44.

Probably the most important key for this is the CALC key (just below the SHIFT key). For full details, please refer to the "Using CALC" section in the manual. If you've misplaced the manual, you can download it (and the Appendix) from http://support.casio.com/manualfile.php?rgn=1&cid=004001004

Hello,
Here is the solution for th FX-991ES.
Hello,

The error may be due to the key you used to signifie inverse. It says in the manual that you should use the key x^-1 not the one used to input general powers.
Here is screen capture from the Appendix to the manual. The picture shows the sequence of keys to press to obtain the inverse of a 2x2 matrix. It is taken from page 41 of Appendix


The matrix used in the exemple is
a_11=2 a_12=1 a_21=1 a_22=2
Here is the link to download the manual and the appendix

http://support.casio.com/manualfile.php?rgn=1&cid=004001004
The link is for FX991ES. Look there foe you manual.

Hope it helps

Hello,
Tell us what you want to do and we will be happy to help you. Algebra is a very wide subjetct.

Here is the link to your manual and its appendix. They will tell you what the calculator can do.

http://support.casio.com/manualfile.php?rgn=1&cid=004001004

Hope it helps

Hello,
her is the link to the manual and the appendix. Download and save on your computer.
http://support.casio.com/manualfile.php?rgn=1&cid=004001004
Hope it helps

Hello,
In your manual, Appendix Program Library, (Page A1) you have the listing of the problem to solve the quadratic equation. Type it in your calculator and execute it.


Hope it helps.