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E-10
k
Clearing the Calculation Mode and Setup Settings
Perform the procedure described below to clear the current calculation mode and all setup
settings and initialize the calculator to the following.
Calculation Mode ................................COMP (Computation Mode)
Angle Unit ...........................................Deg (Degrees)
Exponential Display .............................Norm1
Fraction Format ..................................ab/c (Mixed Fractions)
Complex Number Format ...................
a
+
b
i
(Rectangular Coordinates)
Frequency Setting ..............................FreqOn (Frequency On)
Perform the following key operation to clear the calculation mode and setup settings.
!
9
(CLR)
2
(Setup)
w
If you do not want to clear the calculator’s settings, press
A
in place of
w
in the above
operation .
Inputting Calculation Expressions
and Values
k
Inputting a Calculation Expression (Natural Input)
The natural input system of your calculator lets you input a calculation expression just as
it is written and execute it by pressing
w
. The calculator determines the proper priority
sequence for addition, subtraction, multiplication, division, functions and parentheses
automatically.
Example: 2 × (5 + 4) – 2 × (–3) =
2*(5+4)-
2*
-
3
w
A
Inputting Scientifi c Functions with Parentheses (sin, cos,
'
,
etc.)
Your calculator supports input of the scientifi c functions with parentheses shown below.
Note that after you input the argument, you need to press
)
to close the parentheses.
sin(, cos(, tan(, sin
–1
(, cos
–1
(, tan
–1
(, sinh(, cosh(, tanh(, sinh
–1
(, cosh
–1
(, tanh
–1
(, log(, ln(,
e
^(, 10^(,
'
(,
3
'
(, Abs(, Pol(, Rec(, arg(, Conjg(, Not(, Neg(, Rnd(
Example: sin 30 =
s
30)
w
2
×
(
5
+
4
)
–
2
×
-
3
24
2
×
(
5
+
4
)
–
2
×
-
3
24
sin
(
30
)
05
sin
(
30
)
05