1上 2-4 指數律
Authored by 康軒數位 康軒數位
Mathematics
7th Grade
Used 30+ times
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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
已知a＝ ，b＝ ，c＝ ，則a、b、c三數的大小關係為何？
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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