Lesson 29: finding derivatives, 5 ©x fenter), Ekpr: ' 5*x-''2-6/x – HP 48G User Manual
Page 86: Hnnihi—imjjtnmibiraa, Miai3a№t;wiiaa, Example, Symbolic, Numeric
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Lesson 29: Finding Derivatives
Example:
Find the
slope
of
f ( x )
= 5.c- -
-
at
x
= i.
S t e p 1 :
Select Di
from the SYMBOLIC' menu.
(S ®
0
K
DiFFERENimTE
EKPF;:
yflR:
RESULT:
Symbolic
ENTER EKPRESSION
B:rat«HTiTiiiaiiiiMiiiiBRt^m
S t e p 2 :
Enter the expression.
Q
5 @x o 2 ig
0 6 0 (^X
(ENTER)
DIFFERENTIATE
yftR:
RESULT:
Symbolic
ENTER EHPRESSIDN
S t e p 3 :
Enter the variable of differentiation.
(5 ©X fENTER)
EKPR: ' 5*X-''2-6/X'
VflR: X
RESULT:
Symbolic
CHflPSE RESULT TYPE______________
—HnniHi—imjjtnMiBiraa
S t e p . { :
Because
you want a
n u m e r i c a l
derivative, make sure
that
Nur'ieric is displa}^ed in the
ivESULT"
field.
fV-) (if necessarjC
EKPR: ' 5»X''-2-6-'’X'
MRR:
X
RESULT:
VALUE:
Numeric
CHOOSE RESULT TVPE______________
Miai3a№T;wiiaa
7-2 Calculus, Statistics and Advanced Mathematics