Solving maths by SAT

The SAT Operating System (SAT_OS or SAT OS) Our SAT app is called the SAT Operating System (SAT_OS or SAT OS) and it is available for TI-83+, TI-83+ Silver, TI-84+, TI-84+ Silver, TI-89, and TI-89 Titanium graphing calculators. This app solves SAT math problems for you during the test.