fx-82MS      fx-82TL      fx-9860GII       TI-83

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Numerals

On a TI calculator you can enter the numerals 0 - 9

0

1

2

3

4

5

6

7

8

9

 

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Example 1

To calculate 0 × 1 = 0

0	×	1	ENTER		0∗1
					0

and also 0 × 0 = 0

0	×	0	ENTER		0∗0
					0

 

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Example 2

To calculate 0 ÷ 1 = 0

0	÷	1	ENTER		0/1
					0

 

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Example 3

To enter 1 ÷ 0

					ERR:DIVIDE BY 0 1:Quit 2:Goto
1	÷	0	ENTER			1

and also 0 ÷ 0

					ERR:DIVIDE BY 0 1:Quit 2:Goto
0	÷	0	ENTER			1

Dividing by zero always gives a message, and that is correct.

 

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Example 4

To calculate 1⁰ = 1

1	∧	0	ENTER		1^0
					1

 

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Example 5

To enter 0⁰

0 0

					ERR:DOMAIN 1:Quit 2:Goto
∧	ENTER		1

although it is determined by definition that 0⁰ ≝ 1. Take that as a warning.

 

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Example 6

To calculate π⁰ = 1

		π     H
2nd		∧		∧	0	ENTER		π^0
								1

 

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Example 7

To calculate 0! = 1

		CATALOG  ⎵
0	2nd		0		►!		ENTER		0!
									1

This is correct, because by definition is specified that 0! ≝ 1.

 

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Example 8

To calculate cos (0) = 1

COS	0	ENTER		cos(0
				1

 

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Example 9

To calculate √0 = 0

		√      I
2nd		x²	0	ENTER		√(0
						0

 

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Example 10

To calculate

CATALOG  ⎵

0

2nd

0

N

►nCr

ENTER

0 nCr

0

ENTER

0 nCr0

1

 

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