HP 48gx

Lesson 29: Finding Derivatives
Example:
Find
the
slope
of
f(z)
=
52%
—
S
at
=
1.
Step 1: Select Differentiate from the SYMBOLIC menu.
@ oi)
ne
4% DIFFERENTIATE 3
VAR:
RESULT: Sumbolic
EMTER EXPRESSION
ELIT [CHODE] [STEP JEANCL] OK
Step 2: Enter the expression.
@ (UAT) 5 @X FF) 2B)
D6 @X
DIFFERENTIATE 2
LA, EDEN]
“i = =r
VAR:
RESULT: Symbolic
ENTER EXPRESSION
ECT [CHODE] [STEP JEANCL] OF
Step 3: Enter the variable of differentiation.
(M) @)X (ENTER)
5 DIFFERENTIATE 3
DEXTE-BSR!
VAR: ¥
RESULT: EENI= =) =
CHOOSE RESULT TYPE
| [cHODE] [STEP JERNiL| Ok |
Step 4: Because you want a numerical derivative, make sure that
Hume ic is displayed in the RESULT: field.
(if necessary)
43 DIFFERENTIATE 3
SERMZ-6SR
EXPE:
VAR: ¥
RESULT: [FOE a=
VALLE:
CHOOSE RESULT TYPE
|___[cHoos] [STEP [ANGL] OK
7-2 Calculus, Statistics and Advanced Mathematics