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

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Parentheses

On a Casio calculator you can enforce an order in the operation by using parentheses

(

and

)

or via the CATALOG as

CATALOGP

INPUT

CATALOG  P

INPUT

SHIFT

4

(

F1

and

SHIFT

4

)

F1

 

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Example 1

To calculate (-2)⁴ = 16 where parentheses are needed

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

as −2⁴ = −16

						-24
(–)	2	∧	4	EXE
						-16

 

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Example 2

To convert cartesian coordinates (x = 1, y = √3) to polar coordinates (r = 2, θ = 60°)

Pol(						√	r
≣	1	٬		SHIFT		x²		3	EXE		Pol(1,√3
											{2,60}

where the right-hand parenthese may be omitted.

 

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Example 3

To calculate 4 × 7 as 4 (7) = 28

4	(	7	EXE		4(7
					28

 

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Example 4

To calculate (-1)⁰ = 1

										(-1)0
(		(–)	1	)		∧	0	EXE
										1

but be careful, because -1⁰ = -1

						-10
(–)	1	∧	0	EXE
						-1

 

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Example 5

To calculate | 2 − 7 | × 2 = 10 with line-input as

Abs
≣		(	2	−	7	)		×	2	EXE		Abs(2-7)×2
												10

 

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