Parentheses In Equations; Displaying And Selecting Equations - HP 35s User Manual

Scientific calculator.

Parentheses in Equations

You can include parentheses in equations to control the order in which operations
are performed. Press
"Operator Precedence" later in this chapter.)
Example:
Entering an Equation.
Enter the equation r = 2
Keys:


4

Õ
 

Displaying and Selecting Equations

The equation list contains two built-in equations, 2*2 lin. solve and 3*3 lin. Solve,
and the equations you've entered. You can display the equations and select one to
work with.
6-6
Entering and Evaluating Equations
4
to insert parentheses. (For more information, see
c (t – a)+25
Display:
 
_
 _
_

  _



Description:
Shows the last equation used in
the equation list.
Starts a new equation with
variable R.
Enters a number
Enters infix operators.
Enters a prefix function with a left
parenthesis.
Enters the argument and right
parenthesis.
Terminates the equation and
displays it.
Shows its checksum and length.
Leaves Equation mode.  