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เลขยกกำลัง

Authored by Sujinda Eiamsiri

Mathematics

10th Grade

Used 33+ times

เลขยกกำลัง
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15 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

75 มีความหมายตรงกับข้อใด

7+7+7+7+7

7×7×7×7×7

5×5×5×5×5×5×5

7×5

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

(2 (23)3\left(\frac{2}{3}\right)^3  แทนจำนวนในข้อใด

 69\frac{6}{9}  

 827\frac{8}{27}  

 627\frac{6}{27}  

 63\frac{6}{3}  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 (0.01)4\left(-0.01\right)^4  แทนจำนวนในข้อใด

0.01

-0.01

0.00000001

-0.00000001

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

ถ้า x=2, y= -3 แล้วค่าของ (x+y)2\left(x+y\right)^2  ตรงกับข้อใด 


-5

-1

1

75

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 64-6^4  มีความหมายตรงกับข้อใด

 (− 6) + (− 6)+ (− 6) + (− 6) 

(− 6)× (− 6)× (− 6)× (− 6) 

− (6× 6× 6× 6) 

(− 6)× 4

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 b5 × b5b^5\ \times\ b^5  มีค่าตรงกับข้อใด

 2b52b^5  

 2b102b^{10}  

 b10b^{10}  

 b25b^{25}  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 (3y)(2y8)\left(3y\right)\left(-2y^8\right)  มีค่าตรงกับข้อใด

 5y8-5y^8  

 6y9-6y^9  

 y8y^8  

 5y95y^9  

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