Hp 48G Instrukcja Użytkownika Strona 86

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Lesson 29: Finding Derivatives
Example: Find the slope of f(x) = 5.c- - - at x = i.
Step 1: Select Di
from the SYMBOLIC' menu.
(S ®
0 K
DiFFERENimTE
EKPF;:
yflR:
RESULT: Symbolic
ENTER EKPRESSION
B:rat«HTiTiiiaiiiiMiiiiBRt^m
Step 2: Enter the expression.
Q 5 @x o 2 ig
0 6 0 (^X
(ENTER)
DIFFERENTIATE
yftR:
RESULT: Symbolic
ENTER EHPRESSIDN
Step 3: Enter the variable of differentiation.
(5 ©X fENTER)
EKPR: ' 5*X-''2-6/X'
VflR: X
RESULT:
Symbolic
CHflPSE RESULT TYPE
______________
—HnniHi—imjjtnMiBiraa
Step .{: Because you want a numerical 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
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