Casio FX-9750G plus User Manual page 74

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