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Example of Complex mode and Real mode calculation re ult
Expre
ion
3
2
x
x
x
solve (
–
+
– 1 = 0,
i
i
+ 2
Tip
i
• You can select "
" or "
Unit" on page 16-15-1.
Radian Mode, Degree Mode and Grad Mode
You can specify radians, degrees or grads as the angle unit for display of trigonometric
calculation results.
Example of Radian mode, Degree mode and Grad mode calculation re ult
Expre
ion
sin ( /4)
sin (45)
sin (50)
Important!
Regardless of the currently selected angle unit setting, a calculation that includes an
imaginary number power exponent (such as: e
i
( e
= −1).
A
i tant Mode and Algebra Mode
The Algebra mode automatically simplifies mathematical expressions produced by
calculations. No simplification is performed in the Assistant mode. In the Assistant mode,
you can view intermediate results as well, which allows you to see the steps that lead to a
particular result as shown in the "expand" example below.
Example of A
i tant mode and Algebra mode calculation re ult
Expre
ion
2
x
x
x
+ 2
+ 3
+ 6
2
x
expand ((
+1)
)
x
+ 1 (When 1 is assigned to
Important!
The Assistant mode is available in the Main application and eActivity application only.
2-2-8
Basic Calculations
Complex Mode
x
x
)
{
= –
j
" for the imaginary unit. See "Specifying the Complex Number Imaginary
Radian Mode
2
2
sin (45)
sin (50)
A
i tant Mode
2
x
x
)
20090601
i
x
i
x
,
=
,
= 1}
i
ERROR: Non-Real in Calc
3·
Degree Mode
( )
sin
4
2
2
sin (50)
i
) is performed using radians as the angle unit
x
x
+ 2 ·
+ 3 ·
+ 6
2
2
x
x
+ 2 ·
· 1 + 1
x
+ 1
Real Mode
x
{
= 1}
Grad Mode
( )
sin
4
sin (45)
2
2
Algebra Mode
2
x
x
+ 5 ·
+ 6
2
x
x
+ 2 ·
+ 1
2
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