I logarithmic and exponential functions, I hyperbolic and inverse hyperbolic functions, I other functions – Casio FX-9750GII User Manual

Page 52

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2-14

I Logarithmic and Exponential Functions

• Be sure to specify Comp for Mode in the Setup screen.

Example

Operation

log 1.23 (log

10

1.23) = 0.08990511144 J1.23U

log

2

8 = 3

*(CALC)*(E)(logab) 2 8U

(–3)

4

= (–3)

s (–3) s (–3) s (–3) = 81

 3,4U

7

123 (= 123

1
7

) = 1.988647795

7

x

)123U

* fx-7400G

II

:

(CALC)

• The Linear input/output mode and Math input/output mode produce different results when

two or more powers are input in series, like: 2

, 3 , 2.

Linear input/output mode: 2^3^2 = 64

Math input/output mode: 2

32

= 512

This is because the Math input/output mode internally treats the above input as: 2^(3^(2)).

I Hyperbolic and Inverse Hyperbolic Functions

• Be sure to specify Comp for Mode in the Setup screen.

Example

Operation

sinh 3.6 = 18.28545536

*(E)(HYP)*(sinh) 3.6U

cosh

–1

20

15

= 0.7953654612

*(E)(HYP)*(cosh

–1

)

2015U

* fx-7400G

II

:

(HYP)

I Other Functions

• Be sure to specify Comp for Mode in the Setup screen.

Example

Operation



2 +



5 = 3.65028154

(–3)

2

= (–3)

s (–3) = 9

 3VU

8! (= 1

s 2 s 3 s .... s 8) = 40320

8

*(E)(PROB)*

1

(

x

!)

U

What is the integer part of – 3.5?

– 3

*(E)(NUM)*

2

(Int) 3.5U

*

1

fx-7400G

II

:

(PROB) *

2

fx-7400G

II

:

(NUM)

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