
七上第三次段考複習卷19
Authored by 黃俊賓 關山國中
Mathematics
7th Grade
Used 3+ times

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35 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
−2
0
1
2
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
36
28
−36
−28
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列四個敘述中,哪一個是正確的?
2x 表示 2 + x
2x + 5 表示 x+x + 5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
某商品定價為 x 元時,可獲利成本的 20%;若此商品訂一新價格再打九折後,可獲利成本的 17%。則新價格應訂為多少?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
<
>
=
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
90
180
721
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Answer explanation
偶數次方為正數,奇數次方為負數
所以正數>負數
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