Casio fx9750G User Manual page 42

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Function Calculations
k k k k k Logarithmic and Exponential Functions
P.5
log 1.23 (log
= 8.990511144 × 10
In 90 (log
10
(To obtain the antilogarithm
of common logarithm 1.23)
e
(To obtain the antilogarithm
of natural logarithm 4.5)
(–3)
× (–3) = 81
–3
7
= 1.988647795
2 + 3 ×
k k k k k Hyperbolic and Inverse Hyperbolic Functions
P.5
sinh 3.6 = 18.28545536
cosh 1.5 – sinh 1.5
= 0.2231301601
=
(Proof of cosh
cosh
Determine the value of
when tanh 4
x
56
• Be sure to specify "Comp" for Calculation/Binary, Octal, Decimal, Hexadecimal
Setting Mode.
Example
1.23)
10
–2
90) = 4.49980967
e
1.23 = 16.98243652
4.5 = 90.0171313
4 = (–3) × (–3) × (–3)
4
= –(3 × 3 × 3 × 3) = –81
1
123 (= 123 )
7
3 64 – 4 = 10
x
y
1 x
* ^ ( ) and take precedence over multiplication and division.
• Be sure to specify "Comp" for Calculation/Binary, Octal, Decimal, Hexadecimal
Setting Mode.
Example
–1.5
e
x x
± sinh
20
–1 = 0.7953654612
15
x = 0.88
= tanh -1 0.88
4
= 0.3439419141
Operation
(-3)M4w
7!q123w
2+3*3!q64-4w*
Operation
K6(g)2(HYP)
1(sinh)3.6w
K6(g)2(HYP)
2(cosh)1.5-1(sinh)1.5w
±x
e
= )
K6(g)2(HYP)
5(cosh
–1 )(20/15)w
x
K6(g)2(HYP)
6(tanh
l1.23w
I90w
!01.23w
!e4.5w
-3M4w
1
I!Kw
–1
)0.88/4w
Display
0.08990511144
4.49980967
16.98243652
90.0171313
81
– 81
1.988647795
10
Display
18.28545536
0.2231301601
– 1.5
0.7953654612
0.3439419141