Correcting Entry Errors; Clearing An Error Condition; Order Of Calculations; Two-Variable Functions - Texas Instruments TI-25X Solar User Manual

Correcting Entry Errors

At any point in a calculation, you can press
clear all calculations, including any errors, and start over.

Clearing an Error Condition

The display shows E when an error, overflow, or underflow
occurs or when you enter an improper operation. No entry
from the keyboard is accepted until you press
clears the error condition and all pending operations.

Order of Calculations

The Algebraic Operating System (AOS™) of the TI 25X
Solar completes operations in the order of priority listed
below.
1. Single-variable functions (trigonometric, logarithmic,
square, square root, factorial, percent, reciprocal, angle
conversion, and change sign).

2. Two-variable functions:

Exponential (y
Multiplication and division
Addition and subtraction
3. completes all operations.
x x
) and roots (
4 ENG
twice to
, which
y)