Calculations Using Various Function Keys - Sharp el-9950 Manual

Chapter 3: Manual Calculations
Example
• Calculate (4 + 6) ÷ 5.
( 4 + 6 ) =
5 E
Note: Functions, such as "round(",
automatically include an open
parentheses. Each of these functions needs to be closed with a
closing parenthesis.

4. Calculations Using Various Function Keys

Use the calculator's function keys to simplify various calculation tasks.
s
Enters a sine function to be used in a trigonometric calculation.
Example
• Calculate sine
s @ $ b 2
E
c
Enters a cosine function to
be used in a trigonometric
calculation.
Example
• Calculate cosine
c @ $ b 3 E
Enters a tangent function to be used in a trigonometric calculation.
Example
• Calculate tangent
E
Enters an arcsine function to be used in a trigonometric expression.
s
Example
• Calculate arcsine 1.
@ s 1 E
54
π
.
2
π
.
3
π
.
4
@ $ b 4