Kk maximum/minimum value calculations – Casio fx-9860G SD User Manual
Page 106
20050401
2-5-12
Numerical Calculations
k
k
k
k
k Maximum/Minimum Value Calculations
[OPTN]-[CALC]-[FMin]/[FMax]
After displaying the function analysis menu, you can input maximum/minimum calculations
using the formats below, and solve for the maximum and minimum of a function within
interval
a
<
x
<
b
.
u
u
u
u
uMinimum Value
K
4(CALC)6(g)1(FMin) f(x) ,
a
,
b
,
n
)
(
a
:
start point of interval,
b
:
end point of interval,
n
:
precision (
n
= 1 to 9)
)
u
u
u
u
uMaximum Value
K
4(CALC)6(g)2(FMax) f(x),
a
,
b
,
n
)
(
a
:
start point of interval,
b
:
end point of interval,
n
:
precision (
n
= 1 to 9)
)
○ ○ ○ ○ ○
Example 1
To determine the minimum value for the interval defined by start
point
a
=
0 and end point
b
=
3, with a precision of
n
=
6 for the
function
y = x
2
–
4
x +
9
Input
f(x)
.
AK4(CALC)6(g)1(FMin) vx-ev+j,
Input the interval
a =
0
, b =
3.
a,d,
Input the precision n = 6.
g)
w