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เลขยกกำลัง

Authored by วัชรพงษ์ ภูผาแพว

Mathematics

8th Grade

Used 333+ times

เลขยกกำลัง
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

ข้อใดต่อไปนี้ถูกต้อง

(an)m=anm

(an+am)=anm

a0=0

an+bn = ab2n

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

33×34 มีค่าเท่ากับข้อใด

97

37

312

912

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

715÷78 มีค่าเท่ากับข้อใด

723

4923

497

77

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

ข้อใดต่อไปนี้ไม่ถูกต้อง

80=1

(-0.5)0=1

00=1

a0=1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 52×55515\frac{5^2\times5^5}{5^{15}}  มีค่าเท่ากับข้อใด

 156\frac{1}{5^6}  

 157\frac{1}{5^7}  

 158\frac{1}{5^8}  

 159\frac{1}{5^9}  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 b5×b13×b7b^5\times b^{13}\times b^7  มีค่าเท่ากับข้อใด

 b25b^{25}  

 b30b^{30}  

 b35b^{35}  

 b20b^{20}  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 5×5×5×5×5×5×55\times5\times5\times5\times5\times5\times5  

 565^6  

 575^7  

 585^8  

 595^9  

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