User Manual

2-25
[OPTN] - [CALC] - [SolvN] f( x ) ﺔﻔﻴﻇﻮﻟﺍ ﻞﺣ k
.ﺔﻴﺒﻴﻛﺮﺘﻟﺍ ﺕﻼﺧﺪﳌﺍ ﻲﻫ ﻩﺬﻫ ﻭ .ﻱﺩﺪﻌﻟﺍ ﻞﻠﶈﺍ ﻡﺍﺪﺨﺘﺳﺎﺑ
f( x ) ﺔﻔﻴﻇﻮﻟﺍ ﻞﳊ SolvN ﻡﺍﺪﺨﺘﺳﺍ ﻚﻨﻜﳝ
SolvN (ﺮﺴﻳﻷﺍ ﺐﻧﺎﳉﺍ [=ﻦﳝﻷﺍ ﺐﻧﺎﳉﺍ] [,ﺮﻴﻐﺘﻣ] [, ﻰﻧﺩﻷﺍ ﺪﳊﺍ, ﻰﺼﻗﻷﺍ ﺪﳊﺍ])
.ﻰﺼﻗﻷﺍ ﺪﳊﺍ ﻭ ﻰﻧﺩﻷﺍ ﺪﳊﺍ ﻭ ﺮﻴﻐﺘﳌﺍ ﻭ ﻦﳝﻷﺍ ﺐﻧﺎﳉﺍ ﻑﺬﺣ ﻦﻜﳝ •
ﻑﺬﺣ ﺪﻨﻋ . ﻭ ،r ،Z ﻝﻼﺧ A ﺔﻤﻋﺪﳌﺍ ﺕﺍﺮﻴﻐﺘﳌﺍ ﻥﻮﻜﺗﻭ .ﺮﻴﺒﻌﺘﻟﺍ ﻞﺣ "ﺮﺴﻳﻷﺍ ﺐﻧﺎﳉﺍ [=ﻦﳝﻷﺍ ﺐﻧﺎﳉﺍ]" ﻥﻮﻜﻳﻭ •
.0 = ﻦﳝﻷﺍ ﺐﻧﺎﳉﺍ ﻡﺍﺪﺨﺘﺳﺎﺑ ﻞﳊﺍ ﻱﺮﺠﻴﻓ ﻦﳝﻷﺍ ﺐﻧﺎﳉﺍ
ﺪﻳﺪﲢ ﻑﺬﺤﺑ ﺐﺒﺴﺘﻳ ﻭ
.( ﻭ ،r ،Z ﻰﻟﺍ A) ﻝ ﺎﻬﻠﺣ ﺐﺠﻳ ﻲﺘﻟﺍ ﺕﺍﺭﺎﺒﻌﻟﺍ ﻲﻓ ﺓﺩﻮﺟﻮﻣ ﺔﻤﻴﻗ ﺮﻴﻐﺘﳌﺍ ﺩﺪﺤﻳ ﻭ •
.ﺮﻴﻐﺘﻤﻛ X ﻡﺍﺪﺨﺘﺳﻻ ﺮﻴﻐﺘﳌﺍ
.ﻕﺎﻄﻨﻛ ﺮﻴﺒﻌﺗ ﻭﺃ ﺔﻤﻴﻗ ﻝﺎﺧﺩﺇ ﻚﻨﻜﳝ ﻭ .ﻝﻮﻠﳊﺍ ﻕﺎﻄﻧ ﻰﺼﻗﻷﺍ ﺪﳊﺍ ﻭ ﻰﻧﺩﻷﺍ ﺪﳊﺍ ﺩﺪﺤﻳ ﻭ
•
.ﺞﺠﳊﺍ ﻦﻣ ﻱﺃ ﻲﻓ ﺔﻴﻟﺎﺘﻟﺍ ﻒﺋﺎﻇﻮﻟﺍ ﻡﺍﺪﺨﺘﺳﺍ ﻦﻜﳝ ﻻ ﻭ •
Solve(, d
2
/ dx
2
( , FMin(, FMax(, Σ (
.ListAns ﻞﻜﺷ ﻲﻓ ﺎﻌﻣ ﺔﻴﺑﺎﺴﺣ ﺕﺎﻴﻠﻤﻋ 10 ﻰﺘﺣ ﺞﺋﺎﺘﻧ ﺽﺮﻋ ﻦﻜﳝﻭ
.ﻝﻮﻠﺣ ﺪﺟﻮﺗ ﻢﻟ ﺍﺫﺍ
"No Solution" ﺔﻟﺎﺳﺭ ﺽﺮﻌﺗ •
.SolvN ﺏ ﺽﺮﻌﺗ ﻲﺘﻟﺍ ﺮﻴﻏ ﻯﺮﺧﺃ ﻝﻮﻠﺣ ﺪﺟﻮﺗ ﺎﻣﺪﻨﻋ "More solutions may exist." ﺔﻟﺎﺳﺭ ﺽﺮﻌﺗﻭ •
x
2
– 5 x – 6 = 0 ﻞﳊ ﻝﺎﺜﳌﺍ
K4(CALC) * 5(SolvN)
vx-fv-g)w
* fx-7400G III : 3 (CALC)
J
[ OPTN] - [CALC] - [ d / dx] ﺔﻴﻠﺿﺎﻔﺘﻟﺍ ﺔﻴﺑﺎﺴﳊﺍ ﺕﺎﻴﻠﻤﻌﻟﺍ k
.ﺔﻴﻟﺎﺘﻟﺍ ﺐﻴﻛﺍﺮﺘﻟﺍ ﻡﺍﺪﺨﺘﺳﺎﺑ
ﹰ
ﺎﻤﻴﻗ ﻞﺧﺩﺃ ﻢﺛ ،ﺔﻔﻴﻇﻮﻟﺍ ﻞﻴﻠﲢ ﺔﻤﺋﺎﻗ ﺽﺮﻌﺑ
ﹰ
ﻻﻭﺍ ﻢﻗ ،ﺔﻴﻠﺿﺎﻔﺘﻟﺍ ﺔﻴﺑﺎﺴﳊﺍ ﺕﺎﻴﻠﻤﻌﻟﺍ ﺀﺍﺮﺟﻹ
* fx-7400G III : 3(CALC) K4(CALC) * 2( d / dx ) f ( x ) ,a ,tol )
(
ﺡﺎﻤﺴﻟﺍ : tol ،ﻖﺘﺸﳌﺍ ﺪﻳﺪﲢ ﺪﻳﺮﺗ ﻲﺘﻟﺍ ﺔﻄﻘﻨﻟﺍ : a )
:ـﻛ ﺔﻴﺑﺎﺴﳊﺍ ﺔﻴﻠﻤﻌﻟﺍ ﻦﻣ ﻉﻮﻨﻟﺍ ﺍﺬﻫ ﻞﺿﺎﻔﺗ ﻒﻳﺮﻌﺗ ﻢﺘﻳ
d
/
dx

(

f

(
x
)
,
a
)

⇒
f

(
a
)
dx
d
f
(
a
+
A
x
)–
f
(
a
)
f
(
a
) = lim
–––––––––––––
A
x
A
x
→
0
'