fx-991EX - Casio Education
www.casioeducation.com › resource › manualsThe fx-991EXcan elegantly solve an equation for any unknown using Newton’s method with the SOLVE command. To use SOLVE, first input the equation to be solved, then press qr(SOLVE). CALCULATE 6 fx-991EX Quick Start Guide Input an initial guess for x followed by the values of A and B. Pressqr(SOLVE) -5p5p6p.
fx-991EX can calculate several one-variable ... - CASIO
edu.casio.com › support › qsg20 fx-991EX Quick Start Guide The . fx-991EX. can calculate several one-variable statistics, and also analyze relationships between two data sets using various regression models. From the Main Menu, use the arrow keys to highlight the . Statistics icon, then press p or press 6. On the resulting menu, select . 1 for “1-Variable” statistics.