Scientific calculators are an amazing invention that take pocket calculators from being merely basic arithmetic machines to being pocket computers that can handle everything from statistics to alge…
Some friends had the ti89. It has basically the same features. The ti92/V200 screens are larger, and have a full qwerty keyboard which make them much user firendly, but as I remember, firmware were similar.
deleted by creator
Some friends had the ti89. It has basically the same features. The ti92/V200 screens are larger, and have a full qwerty keyboard which make them much user firendly, but as I remember, firmware were similar.