Casio FX-9750G plus User Manual page 89

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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 or division.
∫
b
f (x) dx +
a
• Integration results can be used in addition, subtraction, multiplication or
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 Σ calculation expression inside of an integration
calculation term.
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Integration Calculations
+ 3x + 4) dx
.
∫dx
)cvx+dv+e,
, only X can be used as a variable in expressions. Other
, θ ) are treated as constants, and the value currently
r
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)
- 4
E
n
", the calculator automati-
( f(x), a, b, n)
of an integral.
3 - 4
61