2n1_ex3a - Puissances

  • June 2020
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Studio math 1:‫التمرين‬

:3 ‫ أو‬2 ‫أكتب على شكل قىة أساسها‬ A=2×2×2×2 D=

C=

B = 27

3×3×3× 3×3 3×3×3

E=

2 128

1 32

F = (3 × 3)3 2:‫التمرين‬ : ‫ب على شكل عدد جدري‬ ‫أكت‬

A = 7-1 D=

C=

B = 23 × 32

2-3 5-2

 3 2 E =  2 2 

25 29

F = (2-4 × 52)2 3:‫التمرين‬ . ‫أكتل على شكل قىة أساسها‬،‫لٍكن عددجدري‬

A = a7 × a2 × a5

B=

E=

7 3

D = (a × a ) -2

1 a3 × a4

C=

a-5 × a2 a3 × a-7 -3

(a7)3 (a-2)-6

a  F =  5 a 

7

4:‫التمرين‬ n p q

a b c ‫ أكتب على شكل قىة نت النىع‬،‫ أعداد جدرٌة‬a, b, c ‫لتكن‬ A=

a 2 × b 5 × c7 a 3 × b 2 × c2

D = (ac)3 ×

1  b -1 4 × ac b

B=

ac a3b2 1 3 × 2 × b b c4

b -1 1 E =   × (ab)3 × 4 ac c

-2  a3 a-2  b -2 C =  b × -3 ×  3   c  c

b F=  ac

-1

c² 12 ×  3  a b

5:‫التمرين‬ ‫أكتب على شكل جدري‬ A=

1 1 1 + + a a2 a3

D=

1 1 + 3 3 ab ab 2 5

B=

1 1 1 + + ab ac bc

E=

2a 3b + b3c2 a2c3

C=

F=

a b c + + bc ac ab

a b2 c3 + 4 + 5 2 bc ab ba 2 5

6:‫التمرين‬ :ً‫عمل ما ٌل‬ A = 3a2 + 6a

B = 4ab – 6a²

C = a3b2 + a4b + a2b3

D = 6a5b3 – 2a4 + 14a2b

E = a2b6c + a3bc4 + a1b3c2

F = 15a5b3c5 – 35a2b6c4 + 10a5b4c2

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