HP 35s

More about Solving D-11
Watch what happens when you use negative values for guesses:
Example: Find the root of the equation.
Enter the equation as an expression:

First attempt to find a positive root:
Keys: Display: Description:
X


Your negative guesses for the root.


Selects Equation mode; displays
the equation.
X


Solves for X; displays the result.
Keys: Display: Description:

Selects Equation mode.
X4
X
ÕÕ 


Enters the equation.



Checksum and length.

Cancels Equation mode.
Keys: Display: Description:
X

_
Your positive guesses for the
root.


Selects Equation mode;
displays the left end of the
equation.
X


Calculates the root using
guesses 0 and 10.
05.00.3)] (x [x =−+÷