K ' form calculation range – Casio fx-115ES User Manual
Page 19
E-17
Example 2: sin (60) =
(Angle Unit: Deg)
MATH
s60=
Math
Example 3: sin
–1
(0.5) =
π
(Angle Unit: Rad)
MATH
1
s(sin
–1
)0.5=
Math
• The following are the calculations for which ' form (form that
includes ' within irrational number display) results can be
displayed.
a. Arithmetic calculations of values with square root symbol ('),
x
2
,
x
3
,
x
–1
b. Trigonometric function calculations
The following are the input value ranges for which ' form is always
used for display of trigonometric calculation results.
Angle Unit
Input Value Range
Setting
Angle Value Input
for ' Form
Calculation Result
Deg
Units of 15
°
Ȋ
x
Ȋ
< 9
× 10
9
Rad
Multiples of
π
radians
Ȋ
x
Ȋ
< 20
π
Gra
Multiples of grads
Ȋ
x
Ȋ
< 10000
Calculation results may be displayed in decimal form for input values
outside of the above ranges.
k ' Form Calculation Range
Results that include square root symbols can have up to two terms
(an integer term is also counted as a term).
' form calculation results use display formats like those shown
below.
The following shows the range for each of the coefficients (
a
,
b
,
c
,
d
,
e
,
f
).
1 <
a
< 100, 1 <
b
< 1000, 1 <
c
< 100
0 <
d
< 100, 0 <
e
< 1000, 1 <
f
< 100
1
6
'
3
2
1
12
50
3
± a'
b
,
± d ± a'
b
,
± a'
b
± d'
e
c
f