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

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(–)

On a TI calculator you can enter a minus sign

(–)

 

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Example 1

To calculate 5 × −2 = −10

5	×		(–)	2	ENTER		5∗ -2
							-10

 

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Example 2

To calculate 2⁻¹ = 0.5 where you have a negative exponent

2	∧		(–)	1	ENTER		2^ -1
							.5

 

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Voorbeeld 3

To store the value -123 in variable A

(–)	1	2	3	STO➧		ALPHA	A		ENTER		-123➔A
											-123

 

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Voorbeeld 4

To calculate cos^-1(−1) = π in radians

		COS-1F
2nd		cos		(–)	1	ENTER		cos⁻¹( -1
								3.141592654

 

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Example 5

To calculate (−2)⁴ = 16

(		(–)	2	)		∧	4	ENTER		(-2)⁴
										16

If a calculation has a negative number as an argument, this negative number must be enclosed in parentheses.

 

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Example 6

To enter 2 - 1

					ERR:SYNTAX 1:Quit 2:Goto
2	(–)	1	ENTER			1

A minus sign cannot be used to subtract, and gives a message.

 

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Example 7

To calculate 2 − -1 = 3

2	−		(–)	1	ENTER		2− -1
							3

 

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Example 8

To calculate 3 × 5 × 10⁻⁹ = 1.5 × 10⁻⁸

10xN

3

×

5

2nd

LOG

(–)

9

ENTER

3∗510^(-9

1.8E-8

 

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Example 9

To calculate √-1 = i

		√      I
2nd		x²		(–)	1	ENTER		√(-1
								i

Be sure to select the number mode setting a+bi.

 

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