HP 35s Scientific Calculator - Manual (Page 332)

D-10 More about Solving
Now, solve to find the root:
Example: An Asymptote.
Find the root of the equation
Enter the equation as an expression.
 


Checksum and length.
 Cancels Equation mode.
Keys: Display: Description:
X

_
Your initial guesses for the root.


Selects Equation mode; displays
the equation.
X
  
Search fails with guesses 0 and
10
Keys: Display: Description:
 Selects Equation mode.

X

Enters the equation.
 


Checksum and length.

Cancels Equation mode.

X
_
Your positive guesses for the root.
 
Selects Equation mode; displays
the equation.
X 

Solves for x using guesses 0.005
and 5.
 
Previous estimate is the same.
 
f (x) = 0
0
1
10
= −
X