Casio Scientific Calculator FX-991EX

• ✎ Number of Functions: 552
• ✎ Intuitive, easy-to-learn icon display: The use of icons on the menu screen improves viewability. Selection of the desired function is quick and easy.
• ✎ Natural Textbook Display: Input and display fractions, powers, logarithms, roots, and other mathematical formulas and symbols just as they appear in textbooks.
• ✎ List-display function for thorough, speedy learning: Variables and statistical calculation results stored in memory can be displayed in lists. There’s no need to recall and confirm individual values as with previous models.
• ✎ High computational competence for performing even advanced mathematics: ClassWiz contains calculation functions that support even advanced mathematical operations, including spreadsheet calculations, 4 × 4 matrix calculations, calculation of simultaneous equations with four unknowns and quartic equations, and advanced statistical distribution calculations.
  
• ✎ Online Visualization Service Using QR Code: Generate QR codes of equations input into the calculator by a simple operation. Graphs and other graphics can be displayed on smartphone or tablet screens.
• ✎ GCSE/AS/A Level: Suitable for Cambridge International Examinations GCSE, AS & A Level.
• ✎ 10 + 2 digits : 10-digit mantissa + 2-digit exponential display.
• ✎ Dot-matrix display: High-resolution screen provides beautiful-looking graphs every time.
• ✎ Icon menu: Specify the operation you want to perform by selecting an icon or inputting a number.
• ✎ Multi-replay: Quick and easy recall of previously executed formulas for editing and re-execution.
• ✎ Solar & Battery: Solar powered when light is sufficient, battery powered when light is insufficient.
• ✎ Plastic keys: Designed and engineered for easy operation.
• ✎ Basic Statistics: Standard statistics functions such as Mean, Sum, Standard Deviation, and Regression.
• ✎ Ratio, Vector, Inequality, Differentiation, Spreadsheet, Non-Graphing, Matrix, Equation, Integration, Complex number calculation
  
• ✎ Basic Mathematical Functions: Trigonometric, Exponential logarithmic, etc.
• ✎ 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.
  
• ✎ Intermediate Statistics: More statistical functions such as Paired-variable statistical calculation, Quartiles, and List-display functions for speedy and thorough learning.
• ✎ Base-n calculation : Binary/Octal/Hexadecimal.
• ✎ Scientific Constants: You can use constant symbols used in physics, science classes.
• ✎ Advanced Statistics: Support high-level statistics by 7 kinds of advanced distribution calculation.
  
• ✎ 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.
  
• ✎ High Resolution: We are choosing a model with the higher definition in our non-programmable model and a higher definition model with a Programmable model.
• ✎ Metric conversion function: You can convert a number in one unit to a number in a different unit.

Technical Details

• Manufacturer: Casio Computer Co., LTD.
• Brand: Casio
• Weight: 200g (0.44lbs)
• Product Dimension: 87mm x 169mm (3.42in x 6.65in)
• Color: Black
• Model Type: FX-991EX
• Quantity: 1