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My casio fx-CG 20 is very dim even when there is plenty of battery and the brightness is full too. Pls help i have a test tmr : r/calculators
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Exam Mode CG50 Prizm Graphing Calculator: VIDEO HAS BEEN REMADE - https://youtu.be/FVkyncTcdy8 - YouTube
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Calculator Exam Mode – Why and How with the fx-9750GIII and fx-CG50 Prizm – Blog: Strategies, Resources, & EdTech Tips
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