Casio FX-991ES Plus, Scientific Calculator – 2nd Edition

• Natural textbook display expression is the same as textbook
• Dot-matrix display high-resolution screen provides beautiful looking graphs every time
• Multi-replay quick and easy recall of previously executed formulas for editing and re-execution
• Solar and battery solar powered when light is sufficient, battery powered when light is insufficient
• Plastic keys are designed and engineered for easy operation
• In table generation, you can create a numerical table based on that expression by registering a function expression
• In addition, graph functions can be represented by graphs
• List-based stat-data editor viewing and editing of input data in list format, showing data groups (x-data, y-data, frequency) and surrounding data

TECHNICAL DETAILS