Lũy thừa

Lũy thừa

12th Grade

10 Qs

quiz-placeholder

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Lũy thừa

Lũy thừa

Assessment

Quiz

Mathematics

12th Grade

Practice Problem

Hard

Created by

Huỳnh Quốc Hào

Used 14+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Lũy thừa mũ hữu tỉ amna^{\frac{m}{n}} , thì điều kiện cho cơ số a là

 a<0a<0  

 a>0a>0  

 a0a\ne0  

 a1a\ne1  

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Lũy thừa mũ nguyên âm an (nN)a^{-n}\ \left(n\in N\right)  thì điều kiện cho a là

 a0a\ne0  

 a>0a>0  

 a<0a<0  

 a1a\ne1  

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

Viết dưới dạng lũy thừa với số mũ hữu tỉ của số trên

 a13a^{\frac{1}{3}}  

 a32a^{\frac{3}{2}}  

 a23a^{\frac{2}{3}}  

 a2a^2  

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

b\sqrt{b}

b3b^3

b14b^{\frac{1}{4}}

bb

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

1-1

2-2

33

22

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A

B

C

D

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A

B

C

D

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