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1上 2-4 指數律

Authored by 康軒數位 康軒數位

Mathematics

7th Grade

Used 30+ times

1上 2-4 指數律
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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

abc

bac

 cab

 cba

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

24

30

40

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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