ﺍﻟﻤﺴﺘﻮﻯ 2 :ﺑﺎﻛﺎﻟﻮﺭﻳﺎ ﺍﻷﺭﺑﻌﺎء 08 ﻧﻮﻧﺒﺮ2006 ﻧﻴﺎﺑﺔ ﻭﺍﺩﻱ ﺍﻟﺬﻫﺐ ﻭ ﺃﻭﺳﺮﺩ ﺛﺎﻧﻮﻳﺔ ﻣﻮﻻﻱ ﺭﺷﻴﺪ ﺍﻟﺘﺄﻫﻴﻠﻴﺔ ﺍﻟﺮﻳــــﺎﺿـﻴــــــﺎﺕ ﻋﻠﻮﻡ ﺗﺠﺮﻳﺒﻴﺔ ﺍﻟﺸﻌﺒﺔ: ﺍﻟﺪﺍﺧﻠﺔ ﻣﺪﺓ ﺍﻹﻧﺠﺎﺯ2h: ﺴﻠﻡ ﺍﻟﺘﻨﻘﻴﻁ
) (7 pts
ﻳﺮﺍﻋﻰ ﺣﺴﻦ ﺗﻘﺪﻳﻢ ﻭﺭﻗﺔ ﺍﻟﺘﺤﺮﻳﺮ
ﺍﻟﺘﻤﺮﻳﻦ ﺍﻷﻭﻝ: x2 1
ﻧﻌﺘﺒﺮ ﺍﻟﺪﺍﻟﺔ ﺍﻟﻌﺪﺩﻳﺔ fﺍﻟﻤﻌﺮﻓﺔ ﺑﻤﺎ ﻳﻠﻲ:
1pt 2 pts 1pt 1.5pts 0.5pt 1pt ) (2.5 pts
3
(1ﺣﺪﺩ ﻣﺠﻤﻮﻋﺔ ﺗﻌﺮﻳﻒ ﺍﻟﺪﺍﻟﺔ fﺛﻢ ﺍﺩﺭﺱ ﺯﻭﺟﻴﺘﻬﺎ.
)f ( x ﻭ x
(2ﺃﺣﺴﺐlim f ( x) :
x
lim
x
)f ( x ﻭ x 1
)f ( x ﻭ x 1
lim
x 1
(3ﺍﺩﺭﺱ ﺗﻐﻴﺮﺍﺕ ﺍﻟﺪﺍﻟﺔ fﻋﻠﻰ ﺍﻟﻤﺠﺎﻝ ] [0;1ﻭﻋﻠﻰ ﺍﻟﻤﺠﺎﻝ [[1; (4ﻟﻴﻜﻦ g ﻗﺼﻮﺭ fﻋﻠﻰ ﺍﻟﻤﺠﺎﻝ. [1; [
. lim x 1
ﺑﻴﻦ ﺃﻥ g ﺗﻘﺒﻞ ﺩﺍﻟﺔ ﻋﻜﺴﻴﺔ g 1 ﻣﻌﺮﻓﺔ ﻋﻠﻰ ﻣﺠﺎﻝ J ﻳﺘﻢ ﺗﺤﺪﻳﺪﻩ. (5ﺃﻋﻂ ﺟﺪﻭﻝ ﺗﻐﻴﺮﺍﺕ ﺍﻟﺪﺍﻟﺔ. g 1 (6ﺣﺪﺩ g 1 ( x) ﻟﻜﻞ. x J
ﺍﻟﺘﻤﺮﻳﻦ ﺍﻟﺜﺎﻧﻲ:
3 0.5 pt
(1ﺃﺣﺴﺐ:
2 0.5 pt
(2ﺑﻴﻦ ﺃﻧﻪ:
) (5 pts
f ( x)
x 1 2x
1
4x 2 x 7 3
3
3
lim
x
ﻭ
x : cos(arctan( x))
1 x2
4
ﻭ
lim x2
ﻭ
x 1 x2
arctan(2 x 1) x 1
lim x 1
x : sin(arctan( x))
ﺍﻟﺘﻤﺭﻴﻥ ﺍﻟﺜﺎﻟﺙ: ﻨﻌﺘﺒﺭ ﺍﻟﻤﺘﺘﺎﻟﻴﺔ ﺍﻟﻌﺩﺩﻴﺔ (U n ) nﺍﻟﻤﻌﺭﻓﺔ ﻜﻤﺎ ﻴﻠﻲ U 0 1 :ﻭﺍﻟﻌﻼﻗﺔ 3U n 1 2U n n 3ﻟﻜﻝ nﻤﻥ ﻟﺘﻜﻥ (V n ) nﺍﻟﻤﺘﺘﺎﻟﻴﺔ ﺍﻟﻌﺩﺩﻴﺔ ﺒﺤﻴﺙ Vn U n n :ﻟﻜﻝ nﻤﻥ .
1pt
(1ﺃ -ﺒﻴﻥ ﺃﻥ (V n ) n :ﻤﺘﺘﺎﻟﻴﺔ ﻫﻨﺩﺴﻴﺔ ﻤﺤﺩﺩﺍ ﺃﺴﺎﺴﻬﺎ ﻭﺤﺩﻫﺎ ﺍﻷﻭﻝ. n
1.5pts
2 ﺏ -ﺍﺴﺘﻨﺘﺞ ﺃﻥ (n );U n nﺜﻡ ﺍﺤﺴﺏ ﻨﻬﺎﻴﺔ . (U n ) n 3 99
1.5pts
(2ﺃ -ﺍﺤﺴﺏ ﺍﻟﻤﺠﻤﻌﻴﻥ S 1 2 3 4 ...... 98 99ﻭ
98
2
1
2 2 2 2 S ' 1 ...... 3 3 3 3
100
2 . U 0 U1 ..... U 98 U 99 4953 3 3
1pt
ﺏ -ﺍﺴﺘﻨﺘﺞ ﺃﻥ:
) (5.5 pts
ﺍﻟﺘﻤﺮﻳﻦ ﺍﻟﺮﺍﺑﻊ: Un Un 3 U0 ﻭ 2 2 Un 1 2
ﻨﻌﺘﺒﺭ ﺍﻟﻤﺘﺘﺎﻟﻴﺔ (U n ) nﺍﻟﻤﻌﺭﻓﺔ ﻜﻤﺎ ﻴﻠﻲ: 1pt 1pt 0.75pt 1pt 0.75pt 1pt
n : U n 1
(1ﺃ -ﺒﻴﻥ ﺃﻥ . n ;U n 1 0 ﺏ -ﺍﺩﺭﺱ ﺭﺘﺎﺒﺔ ﺍﻟﻤﺘﺘﺎﻟﻴﺔ . (U n ) n ﺝ -ﺍﺴﺘﻨﺘﺞ ﺃﻥ ﺍﻟﻤﺘﺘﺎﻟﻴﺔ (U n ) nﻤﺘﻘﺎﺭﺒﺔ. 1 (2ﺃ -ﺒﻴﻥ ﺃﻥ ). n : 0
1 ﺏ -ﺍﺴﺘﻨﺘﺞ ﺃﻥ . n : 0 U n 1 2 ﺝ -ﺤﺩﺩ . lim U n n
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