Casio fx-115ES - Manual (Page 18)

E-16
The following examples show the other functions that can be used
in the above procedure, and the required key operations to use them.
Original Expression:
Function Key Operation Resulting Expression
Fraction '
log(a,b) &
Power Root 16(")
You can also incorporate values into the following functions.
1l($), 1i(%), !, 6, 1!(#), D
Displaying Calculation Results
in a Form that Includes '
' ' ' ' 2,
π
,
etc.
(Irrational Number Form)
When “MthIO” is selected for the input/output format, you can specify
whether calculation results should be displayed in a form that includes
expressions like '
2 and
π
(irrational number form).
• Pressing = after inputting a calculation displays the result using
irrational number form.
• Pressing 1= after inputting a calculation displays the result
using decimal values.
Note
• When “LineIO” is selected for the input/output format, calculation
results are always displayed using decimal values (no irrational
number form) regardless of whether you press = or 1=.
•
π
form (form that includes
π
within irrational number display) display
conditions are the same as those for S-D conversion. For details,
see “Using S-D Transformation”.
Example 1: ' 2 +' 8 = 3' 2
MATH
1 !2e+!8=
Math
2 !2e+!81=
Math