Casio FX-991 ES PLUS Scientific Calculator

• Casio FX-991ES plus 2nd  editions
• Scientific calculator
• Display Mathematical functions in Textbook format
• Equation solver
• differentiation and Numerical Integration 
• Multi -Replay Function
•  40 scientific constants
• 40 Metric conversions
• standard decimal conversation
• Matrix/ vector calculations
• complex number calculations
• 417 functions
• Made in Thailand
• 100% original product

اله حاسبة كاسيو