Manual De Calculadora Cientifica Smart Tech 14253 ((link)) Site

| Screen Display | Press | Mode | Use | |----------------|-------|------|-----| | | 1 | Computation | General arithmetic, functions, equations | | 2:SD | 2 | Standard Deviation | Single-variable statistics | | 3:REG | 3 | Regression | Linear, quadratic, exponential regression | | 4:BASE-N | 4 | Base-n | Binary, Octal, Decimal, Hexadecimal | | 5:EQN | 5 | Equation Solver | Solve linear/polynomial equations (if available) |

Presione [RCL] + [ALPHA] + A .