Integration Calculations - Casio fx-570ES PLUS User Manual

(MthIO-MathO)
3 3
Example 6: √5 + √-27 = -1.290024053
(LineIO)
1
Example 7: = 12
1 1
-
3 4
(LineIO)
Note
• The following functions cannot be input in consecutive sequence: x
input 2 , for example, the final
press the key, and then press
2 3 -1
• x , x , x can be used in complex number calculations.

Integration Calculations

Function for performing numerical integration using the Gauss-Kronrod
method.
Natural Display input syntax is ∫
is ∫ (f (x), a, b, tol).
tol specifies tolerance, which becomes 1 × 10
tol.
e
Example 1: ∫ ln(x) = 1
1
(MthIO-MathO)
(LineIO)
(X)
2
(LineIO) 2
( ) 5
( ) 27
3 4
will be ignored. To input 2
(MthIO-MathO).
b
f (x)dx, while Linear Display input syntax
a
(X) 1
(,) 1
(e)
30
3
-1.290024053
2 3
, x ,
2 2
, input 2
-5
when nothing is input for
(e)
(,)
3√2
4.243
4.243
12
-1
, x . If you
,
1
1