HP 300s Scientific Calculator - Manual (Page 15)

9
This setting: Is Initialized to this
Calculation mode Comp
Input/Output Format Mthlo
Angle Unit Deg
Display Digits Norm 1
Fraction Format d/c
Statistical Display OFF
Decimal Point Dot
Simplify AUTO
To cancel initialization without doing anything.
Press
 (Cancel) instead of  .
Inputting Expressions and Values
Inputting a Calculation Expression Using
Standard Format
Your calculator lets you input calculation expressions just as
they are written. Press the
 key to execute. The calculator
automatically judges the calculation priority sequence for
addition, subtraction, multiplication, and division functions,
and parentheses.
Example: 2(5 + 4) - 2x(-3) =

      
    
Inputting a General Function
When you input any of the general functions shown below, the
function is automatically input with the open parentheses (()
character. Then, input the argument and the closing
parentheses ()).
Example: sin 30 =

    
Pressing
 inputs “sin (“.
Note that the input procedure is different if you want to use the Math
format. For more information, see “Inputting with Math Format.”
sin(, cos(, tan(, sin -1 (, cos -1 (, tan -1 (, sinh(, cosh(, tanh(, sinh -1 (,
cosh -1 (, tanh -1 (, log(, ln(, e^ (, 10^ (,
 (,  (, Abs(, Pol(, Rec(, Rnd(, GCD(, LCM(, Int(, IntG(