The Casio fx-77 is a scientific calculator with 9 digits precision and algebraic logic. It has 45 functions, 38 keys, and an LCD display. Type Scientific Functions 45 Keys 38 Precision 9 Logic Algebraic Display type LCD Year introduced 1985 ITEM HAS GOT SMALL MINOR SIGNS OF USE (MARKS/SCRATCHES) ON IT AS SHOWN IN IMAGES OVERALL IN GOOD CONDITION AND IN FULL WORKING ORDER
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