fx-82MS fx-82TL fx-9860GII TI-83
Numerals
On a TI calculator you can enter the numerals 0 - 9
0 1 2 3 4 5 6 7 8 9
Example 1
To calculate 0 × 1 = 0
0 × 1 ENTER 0∗1 0
and also 0 × 0 = 0
0 × 0 ENTER 0∗0 0
Example 2
To calculate 0 ÷ 1 = 0
0 ÷ 1 ENTER 0/1 0
Example 3
To enter 1 ÷ 0
ERR:DIVIDE BY 0
1:Quit
2:Goto1 ÷ 0 ENTER 1
and also 0 ÷ 0
ERR:DIVIDE BY 0
1:Quit
2:Goto0 ÷ 0 ENTER 1
Dividing by zero always gives a message, and that is correct.
Example 4
To calculate 10 = 1
1 ∧ 0 ENTER 1^0 1
Example 5
To enter 00
ERR:DOMAIN
1:Quit
2:Goto0 ∧ 0 ENTER 1
although it is determined by definition that 00 ≝ 1. Take that as a warning.
Example 6
To calculate π0 = 1
π H 2nd ∧ ∧ 0 ENTER π^0 1
Example 7
To calculate 0! = 1
CATALOG ⎵ 0 2nd 0 ►! ENTER 0! 1
This is correct, because by definition is specified that 0! ≝ 1.
Example 8
To calculate cos (0) = 1
COS 0 ENTER cos(0 1
Example 9
To calculate √0 = 0
√ I 2nd x² 0 ENTER √(0 0
Example 10
To calculate
CATALOG ⎵ 0 2nd 0 N ►nCr ENTER 0 nCr 0 ENTER 0 nCr 0 1