Sharp EL-9900 Calculator User Manual


 
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Chapter 3: Basic Calculations — Basic Keyboard
3 tan Enters a tangent function to be used in a trigonometric calcula-
tion.
Example
Calculate tangent 45°.
M A 3 4 5 E
4 log Enters a “log” function for a logarithmic calculation
Example
Calculate log 100.
M A 4 1 0 0
E
5 10
x
Enters a base of 10, setting the
cursor at the exponent.
Example
Calculate 5
× 10
5
.
5 | M A 5 5 E
B NUM
Use the NUM sub-menu items when converting between various
number systems.
1 abs( abs(
value
)
Returns an absolute value.
*A real number, a list, matrix, variable, or equation can be used
as values.
Example
Find an absolute value of
-40.5”.
M B 1 _ 4 0
. 5 E