Степени и корни 8 класс Quiz: 10 Practice Questions

10 questions

Show all answers

1.

FILL IN THE BLANKS QUESTION

10 sec • 1 pt

Чему равно $a^1$ ?

(a)

2.

FILL IN THE BLANKS QUESTION

10 sec • 1 pt

Чему равно $a^0$ ?

(a)

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Чему равно $a^{-n}$

1. $a^{\frac{1}{n}}$

2. $-a^n$

3. $\frac{1}{a^n}$

4. $\sqrt[n]{a}$

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Чему равно $a^{n+m}$ ?

1. $a^{nm}$

2. $a^n\times a^m$

3. $\left(a^n\right)^m$

4. $a^{n\ }+a^m$

5.

FILL IN THE BLANKS QUESTION

20 sec • 2 pts

чему равен $\sqrt[]{x^2}$

(a)

6.

MULTIPLE SELECT QUESTION

30 sec • 4 pts

Чему равно $\left(a^n\right)^m$ ?

1. $a^{nm}$

2. $a^{n\times m}$

3. $\frac{1}{a^{-nm}}$

4. $\sqrt[]{a^{2nm}}$

7.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

вычислите: $\frac{6}{\left(2\ \sqrt[]{3}\right)^2}$

0,5

1,2

1,5

1

8.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Выдели степень: $а\cdotа\cdotа\cdotа\cdotа\cdotа$

$а^6$

6а

а

6

9.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Вычислите: $4^3$

12

64

4

16

10.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Где здесь основание степени: $9^4$

4

9

94

81

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Степени и корни 8 класс

Чему равно a1a^1a1 ? (a)

Чему равно a0a^0a0 ? (a)

Чему равно a−na^{-n}a−n

Чему равно an+ma^{n+m}an+m ?

чему равен x2\sqrt[]{x^2}x2​ (a)

Чему равно (an)m\left(a^n\right)^m(an)m ?

вычислите: 6(2 3)2\frac{6}{\left(2\ \sqrt[]{3}\right)^2}(2 3​)26​

Выдели степень: а⋅а⋅а⋅а⋅а⋅аа\cdotа\cdotа\cdotа\cdotа\cdotаа⋅а⋅а⋅а⋅а⋅а

Вычислите: 434^343

Где здесь основание степени: 949^494

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Чему равно $a^1$ ?

(a)

Чему равно $a^0$ ?

(a)

Чему равно $a^{-n}$

Чему равно $a^{n+m}$ ?

чему равен $\sqrt[]{x^2}$

(a)

Чему равно $\left(a^n\right)^m$ ?

вычислите: $\frac{6}{\left(2\ \sqrt[]{3}\right)^2}$

Выдели степень: $а\cdotа\cdotа\cdotа\cdotа\cdotа$

Вычислите: $4^3$

Где здесь основание степени: $9^4$