HP 33S - Page 330

D–6 More about Solving
File name 33s-English-Manual-040130-Publication(Edition 2).doc Page : 388
Printed Date : 2004/1/30 Size : 13.7 x 21.2 cm
f (x)
x
a
f (x)
x
b
Special Case: A Discontinuity and a Pole
Example: Discontinuous Function.
Find the root of the equation:
IP(
x) = 1.5
Enter the equation:
Keys: Display: Description:
º d

Selects Equation mode.
º > h
X
º
| º Ð
1.5
Ï



Enter the equation.
º Î


Checksum and length.
Å

Cancels Equation mode.
Now, solve to find the root:
Keys: Display: Description:
0
e
X
5


_

Your initial guesses for the root.
º d

Selects Equation mode; displays
the equation.