Casio FX-991DE CW ClassWiz technical scientific calculator - FX-991DEX-CASE-MS

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• Polynomial equations up to the 4th degree and additional equation systems with 4 unknowns can be solved with exact values ​​and without approximation. Solving an equation using Newton's method is also implemented
• Operations such as determinant, transpose and identity matrix can be performed up to the dimension 4x4. Conversion to reduced line level form (RREF) is also available
• Vectors up to the 3rd dimension can be calculated. The usual commands such as dot product, cross product, angle or unit vector are available

Category: Scientific calculators