HP 33S - Page 326

D–6 More about Solving
File name 33s-E-Manual-1008-Publication(1st).doc Page : 386
Printed Date : 2003/10/8 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.