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E-40
Scientifi c Function Calculations
Unless otherwise noted, the functions in this section can be used in any of the calculator’s
calculation modes, except for the BASE-N Mode.
Scientifi c Function Calculation Precautions
• When performing a calculation that includes a built-in scientifi c function, it may take
some time before the calculation result appears. Do not perform any key operation on the
calculator until the calculation result appears.
• To interrupt an on-going calculation operation, press
@
.
Interpreting Scientifi c Function Syntax
• Text that represents a function’s argument is enclosed in braces ({ }). Arguments are
normally {value} or {expression}.
• When braces ({ }) are enclosed within parentheses, it means that input of everything
inside the parentheses is mandatory.
k
Trigonometric and Inverse Trigonometric Functions
sin(, cos(, tan(, sin
–1
(, cos
–1
(, tan
–1
(
A
Syntax and Input
sin({
n
}) (Other functions may be used in argument.)
Example: sin 30 = 0.5, sin
–1
0.5 = 30
bv
s
30)
E
1
s
(sin
–1
)
0.5)
E
A
Remarks
The angle unit you need to use in a calculation is the one that is currently selected as the
default angle unit.