The Smart Tech 14253 adheres to the standard Order of Operations (PEMDAS/BODMAS).
X:1,2,3; Y:2,4,6. MODE 3 → 1 , 2 DT 2 , 4 DT 3 , 6 DT . SHIFT B → slope=2; SHIFT A → intercept=0; SHIFT r → 1. Manual De Calculadora Cientifica Smart Tech 14253
Select for Degrees (DEG), 2 for Radians (RAD), or 3 for Gradians (GRA). The Smart Tech 14253 adheres to the standard
Esta sección actúa como una referencia rápida del manual original. SHIFT B → slope=2; SHIFT A → intercept=0; SHIFT r → 1
| Key(s) | Function | |--------|----------| | + - × ÷ | Basic operations | | = | Compute result | | (-) | Negative number entry | | DEL | Delete last digit | | AC | Clear all (also resets errors) | | ON/C | Clear current entry (once) or all (twice) | | SHIFT + AC | Reset calculator (clears memory) |