מתמטיקה - 4 יח"ל - כיתה י"ב - חלק א'

ﺟﺑﺭ ﻭﻣﻘﺩّﻣﺔ ﻟﻠﺗّﺣﻠﻳﻝ ﺍﻟﺭّﻳﺎﺿﻲ ﻟﻠﺩّﻭﺍﻝ ﺍﻷﺳّﻳّﺔ ﻭﺍﻟﻠّﻭﻏﺭﻳﺛﻣﻳّﺔ

ﺍﻟﻔﺻﻝ :3 ﻣﻌﺎﺩﻻﺕ ﺃُﺳّﻳّﺔ ﻭﻣﺗﺑﺎﻳﻧﺎﺕ ﺃُﺳّﻳّﺔ

- 31 -

ﺗﻤﺎﺭﻳﻦ ﻟﻠﻌﻤﻞ ﺍﻟﺬّﺍﺗﻲ

ﺣﻠّﻮﺍ ﺍﻟﻤﻌﺎﺩﻻﺕ (9) – (1) ﺍﻟﺘّﺎﻟﻴﺔ .

4 8 x  7 1 x 

5 125 x 

3 81 x 

2 32 x  27 9 x 

(4)

(3)

(2)

(1)

(7) 100 100,000 x 

100 10 x 

(8)

(6)

(5)

8 4 x 

(9)

ﺣﻠّﻮﺍ ﺍﻟﻤﻌﺎﺩﻻﺕ (18) – (10) ﺍﻟﺘّﺎﻟﻴﺔ .

x 

x 

x 

x 

1 4

1 1 0

1 8

1 4

8

(13)

100

(12)

4

(11)

4

(10)

1 25 x  _ i

1 4 x  _ i

x 

16 32 x  x  _ i 1 8

1 9

(17)

(16)

27

(15)

(14)

625

8

(18)

16

ﺣﻠّﻮﺍ ﺍﻟﻤﻌﺎﺩﻻﺕ (30) – (19) ﺍﻟﺘّﺎﻟﻴﺔ .

2 x  

1 25 125 x  

1 25 125 x  

x 

1 5

4

32

(22)

(21)

(20)

25

(19)

2 x  

4 x   x   2

1 x   x   5

1 27 9 x   x   _ i 0 .5 1 4

1 3

1 2

1 8

9

4

4

(26)

(25)

(24)

(23)

2 x   _ i 1 1 3

2

1 8

1 8

2

8

(30)

(29)

(28)

(27)

8

9

ﺣﻠّﻮﺍ ﺍﻟﻤﻌﺎﺩﻻﺕ (40) – (31) ﺍﻟﺘّﺎﻟﻴﺔ .

8   x

8  

1

3

2

5

x

x

x

2

8

4

(32)

(31)

3 3 25 125 x

2

2

x

x

x

(34)

9

27

(33)

3

3

3 2 16 32 x

4

x

x

x

9

27

(36)

(35)

3

2 2 x

3

5

2

100 1,000 x

x

x

(38)

9

81

(37)

8   x

3

2 4 x

2

8

4

5

x

x

9

27

(40)

4

(39)

ﺣﻠّﻮﺍ ﺍﻟﻤﻌﺎﺩﻻﺕ (52) – (41) ﺍﻟﺘّﺎﻟﻴﺔ .

5    _ i  _ i _ i   _ i  _ i 3 0.2 25 ( ) x x  3 4 1 4 2 x 2 2 x 1 8 1 4  2 1 1 0 100 x 3 2 1 2 7 81 x  2

3   _ i  _ i  _ i 1 2 x 4 1 5 x  3 2 1 9 x 

x

x

4

(42)

(41)

3

x

1

x

25

(44)

(43)

3

11

x

1

2

x

27

(46)

(45)

5  _ i 1 1 00 x 

1

2

4

x

x

1,000

(48)

(47)

3   _ i  _ i _ i 1 4 0.5 ( ) x 3 2 3 2 3 2 x 

6

2

x

(50)

(49)

2

2 3 x

2 x x

2

x

0.8 ( )

1.25 ( )

 (52)

(51)

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