Casio Fx 991ex Pdf
Casio Fx 991ex Pdf File
Casio Scientific Calculator fx-991EX A new high-performance scientific with high resolution display increasing the amount of information displayed and super-fast calculation speed for high-stakes testing or for performing the most advanced mathematics.
Casio Fx-991es Tricks Pdf
• 8080 Answers SOURCE: 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 The link is for FX991ES.