Casio Fx-7700gb Power Graphic Graphing Calculator Batteries Cover Manual for sale online | eBay
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Casio fx-7700 GBus. I picked this one up brand new, cheap, even though I don't particularly care for Casio calcul… | Calculator, Old computers, Vintage electronics
Casio Fx-7700GH, In graph mode it wont write on the y-lines. I cant find a solution online. Anyone whi knows what this is? : r/calculators