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4-1認識一元一次不等式

Authored by 楊燕蘭 楊燕蘭

Mathematics

7th Grade

4-1認識一元一次不等式
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10 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

不等式7x≥25改用文字來敘述,下列何者正確?

7x超過25

7x不超過25

7x不等於25

7x不少於25

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

下列何者與其他三者意思不同

a不超過b

a不大於b

ab

   a低於b

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

下列四個選項中的習慣用語,其所對應的不等號,哪一個與其他三個不同

小於

以下

未滿

低於

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

下列哪一個不等號代表「不低於」?

>

<

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

a不小於5」的意義,和下列哪一個式子相同?

a > 5

a ≥ 5

a < 5

a ≤ 5

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

阿潔身高145公分、小蓁身高x公分,若小蓁身高比阿潔高,則可用下列哪一個不等式來表示?

145 < x

145 ≤ x

145>x

145 ≥ x

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

某次段考數學,小霖考了78分,小晴考了x分,已知小晴的分數不比小霖差,則依題意下列哪個不等式合乎題意?

x > 78

x < 78

x ≥ 78

x ≤ 78

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