5 maximum/minimum value calculations – Casio fx-9750G PLUS User Manual
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[OPTN]-[CALC]-[FMin]/[FMax]
3-5 Maximum/Minimum Value Calculations
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
u
Minimum Value
6
(g)1(FMin) f(x) ,
a
,
b
,
n
)
u
u
u
u
u
Maximum Value
6
(g)2(FMax) f(x),
a
,
b
,
n
)
u
u
u
u
u
To perform maximum/minimum value calculations
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)
.
A
K4
(CALC)6(g)1(FMin) vx-ev+j,
Input the interval
a
=
0
, b
=
3.
a,d,
Input the precision n = 6.
g)
w
Precision (
n
= 1 to 9)
End point of interval
Start point of interval
Precision (
n
= 1 to 9)
End point of interval
Start point of interval