Casio fx-115ES User Manual page 20

Example 2: sin (60) =
MATH
Example 3: sin
MATH
1s(sin
• 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 ('),
2 3
x x
, ,
b. Trigonometric function calculations
c. Complex number Abs calculations
d. CMPLX Mode polar coordinate display (
The following are the input value ranges for which ' form is always
used for display of trigonometric calculation results.
Angle Unit
Setting
Deg
Rad
Gra
Calculation results may be displayed in decimal form for input values
outside of the above ranges.
k ' Form Calculation Range
Note
When performing complex number calculations in the CMPLX Mode,
the following conditions apply respectively to both the real part and
the imaginary part.
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.
±
' 3
2
s60=
1
–1
(0.5) =
6
–1
)0.5=
–1
x
Angle Value Input
Units of 15°
Multiples of
Multiples of
± ±
a' b , a' b ,
d
π
1
π
radians
12
50
grads
3
a' b
± ±
c
E-18
(Angle Unit: Deg)
(Angle Unit: Rad)
θ
∠
r
)
Input Value Range
for ' Form
Calculation Result
< 9 × 10
x
x
< 20
x
< 10000
d' e
f
Math
Math
9
π