Casio FX-7400GII, Руководство пользователя

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2-2
Example 2 200
w
7
s
14 = 400
Condition Operation Display
200 7 14 U 400
3 decimal places K
(SET UP)
DD
(Fix)
B U)U 400.000
Calculation continues using
display capacity of 10 digits 200 7 U
14
U
28.571
Ans
s
I
400.000
• If the same calculation is performed using the specified number of digits:
200 7 U 28.571
The value stored internally is
rounded off to the number of
decimal places specified on
the Setup screen. *
(
E
) (NUM)* (Rnd)
U
14 U
28.571
Ans s I
399.994
200 7
U 28.571
You can also specify the
number of decimal places for
rounding of internal values
for a specific calculation.
(Example: To specify
rounding to two decimal
places)
(
E
) (RndFi) (Ans) 2
U
14
U
RndFix(Ans,2)
28.570
Ans
s
I
399.980
* fx-7400G
II
: (NUM)
I
Calculation Priority Sequence
This calculator employs true algebraic logic to calculate the parts of a formula in the following
order:
Type A functions
• Coordinate transformation Pol (
x
,
y
), Rec (
r
,
Q
)
• Functions that include parentheses (such as derivatives, integrations, 3 , etc.)
d
/
dx
,
d 2
/
dx 2
,
° dx
,
3
, Solve, FMin, FMax, List
m
Mat, Fill, Seq, SortA, SortD, Min, Max,
Median, Mean, Augment, Mat m List, P(, Q(, R(, t(, RndFix, log
a
b
• Composite functions* 1 , List, Mat, fn, Y n, r n, X tn, Y tn, X n
Type B functions
With these functions, the value is entered and then the function key is pressed.
x
2 ,
x
–1 ,
x!
, ° ’ ”, ENG symbols, angle unit °, r , g
Power/root ^(
x
y
),
x
Fractions
a
b
/
c
Abbreviated multiplication format in front of P , memory name, or variable name.
2
P
, 5A, Xmin, F Start, etc.
Type C functions
With these functions, the function key is pressed and then the value is entered.
,
3
, log, In,
e x
, 10
x
, sin, cos, tan, sin
–1
, cos
–1
, tan
–1
, sinh, cosh, tanh, sinh
–1
, cosh
–1
,