1上 2-4 指數律
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
康軒數位 康軒數位
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
化簡(-2)×82的結果與下列何者相同?
2×(-2)2
(-2)×24
(-2)×25
-27
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
請判別下列哪一個選項是正確的?
72×73=72×3=76
72+73=72+3=75
(72)3=72×3=76
75-73=75-3=72
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
a>b>c
b>a>c
c>a>b
c>b>a
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
請問(35)2=?
37
310
325
35
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
求10×1002×10003×100004的乘積中,末尾共有幾個零?
10個
24個
30個
40個
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列選項何者是錯誤的?
26<83
-26>-83
29<83
28<83
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
計算(-24)×(-2)2的結果與下列哪一個算式相等?
[-2×(-2)] 4×2
(-2) 4+2
-24+2
-24×2
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