In this video we learn how to Solve System of Equations of 2, 3 or 4 unknowusing Casio calculaotr FX991CW and FX570CW calculators.


Full Video maual for FX991CW and FX571CW:    • CASIO fx991CW fx570CW CLASSWIZ Calc...  
Full Video maual for FX991EX and FX571EX FX991DE:    • Getting Started with CASIO FX991EX F...  

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Tutorial by Ahmad Shamshiri from Canada
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