Casio CFX-9970G User Manual page 88

u u u u u To perform an integration calculation
Example To perform the integration calculation for the function shown
below, with a tolerance of "tol" = 1
5
"
(2x 2
1
f (x)
Input the function
AK4(CALC)4(
Input the start point and end point.
b,f,
Input the tolerance value.
bE-e)w
f(x)
• In the function
variables (A through Z,
assigned to that variable is applied during the calculation.
• Input of "tol" in Gauss-Kronrod Rule, "
parenthesis with both rules can be omitted. If you omit "tol", the calculator
automatically uses a value of 1
cally selects the most appropriate value.
• Integration calculations can take a long time to complete.
k k k k k Application of Integration Calculation
• Integrals can be used in addition, subtraction, multiplication and division.
b
" "
f (x) dx +
a
• Integration results can be used in addition, subtraction, multiplication and
division, in functions.
b
"
2 ' f(x) dx, etc. log (
a
• Functions can be used in any of the terms
cos 0.5
"
(sin x + cos x) dx =
sin 0.5
• Note that you cannot use a Solve, differential, quadratic differential, integration,
maximum/minimum value or ! calculation expression inside of an integration
calculation term.
+ 3x + 4) dx
.
"dx )cvx+dv+e,
, only X can be used as a variable in expressions. Other
r
, & ) are treated as constants, and the value currently
n
" in Simpson's Rule, and closing
- 5. In the case of "
E
d
g (x) dx, etc.
c
b
"
f(x) dx), etc.
a
"
(sin x + cos x, sin 0.5, cos 0.5, 5)
Integration Calculations
- 4
E
n
", the calculator automati-
( f (x), a, b, n)
of an integral.
3 - 4
61