The manual points out a common error – forgetting to exit PROG mode before an exam. Stay in COMP unless you’re running a stored formula.
The fx-50FH II comes pre-loaded with 23 standard formulas (e.g., quadratic formula, Heron’s formula). Press the FMLA key. Scroll through the list using the arrow keys. casio fx-50fh ii user manual
Users often program the device for tasks like the quadratic formula, solving simultaneous equations, and finding triangle area/angles via the cosine formula. Maintenance & Hardware Dual Power: Operates on a Solar & Battery The manual points out a common error –