Casio FX-115MS - ADDITIONAL FUNCTIONS Panduan Pengguna - Halaman 15
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• You can omit input of ∆
automatically substitutes an appropriate value for ∆
you do not input one.
• Discontinuous points and extreme changes in the value
of x can cause inaccurate results and errors.
Integration
Calculations
The procedure described below obtains the definite integral
of a function.
F
Use the
want to perform integration calculations.
COMP ............................................................
• The following four inputs are required for integration
calculations: a function with the variable
define the integration range of the definite integral; and
n
, which is the number of partitions (equivalent to N =
n
2
) for integration using Simpson's rule.
• Example:
Note!
• You can specify an integer in the range of 1 to 9 as the
number of partitions, or you can skip input of the number
of partitions entirely, if you want.
• Internal integration calculations may take considerable
time to complete.
• Display contents are cleared while an integration
calculation is being performed internally.
key to enter the COMP Mode when you
d
∫
5
x
x
2
(2
+ 3
1
(Number of partitions
x
, if you want. The calculator
expression
dx =
+ 8)
150.6666667
n
d
p x K +
2
P
8
E-13
COMP
x
a
;
and
P a P b P n F
= 6)
p x +
3
P
P
1
5
x
if
F 1
b
, which
T =
6