Where is the square root button on this Casio FC 100V? The button which looks like a square root button (currently on the screen) doesn't give the square root so I have
FC-100V | CASIO
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Casio FC-100V-2, Financiële rekenmachine Tweede editie, FC-100V-2-W-ET : Amazon.nl
File:FC-100V.jpg - Wikipedia
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