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Степень. Свойства степени

Authored by Ержан Ауезов

Mathematics

7th Grade

Used 68+ times

Степень. Свойства степени
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 210 ×212 ÷2212^{10}\ \times2^{12\ }\div2^{21}  Вычисли

2

1

8

4

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 a35 ×a19÷(a52×a2)a^{35}\ \times a^{19}\div\left(a^{52}\times a^2\right) 

a

 a4a^4  

1

 a2a^2  

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Упрости  x10×y8x9×y6\frac{x^{10}\times y^8}{x^9\times y^6}  

 x19×y14x^{19}\times y^{14}  

 x18×y14x^{18}\times y^{14}  

 x×y2x\times y^2  

 x×yx\times y  

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Упрости (m3)5 ×(n4)3\left(m^3\right)^5\ \times\left(n^4\right)^3  


 m8×n7m^8\times n^7  

 m15×n12m^{15}\times n^{12}  

 m2×n1m^{-2}\times n^1  

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Представьте в видео произведения степеней (отриц-ая степень):  x4y6\frac{x^4}{y^6}  


 x4×y6x^4\times y^{-6}  

 y6x4\frac{y^6}{x^4}  

 x4×y6x^{-4}\times y^{-6}  

 x2x^{-2}  

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Вычислите:  53×545^{-3}\times5^4  


 575^{-7}  

 15\frac{1}{5}  

25

5

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Выберите подходящий вариант:   25225^2  = ?


 545^4  

125

 125\frac{1}{25}  

5\ (53)2\left(5^3\right)^2  

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