The TI-84 is generally considered a very safe choice for exams and standardized tests. Yet, I always had a copy of Symbolic installed on mine. https://www.tical

The TI-84 is generally considered a very safe choice for exams and standardized tests. Yet, I always had a copy of Symbolic installed on mine. https://www.ticalc.org/archives/files/fileinfo/228/22851.html https://www.ticalc.org/archives/files/fileinfo/228/22851.htm...