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國中數學一下4-1

Authored by 康軒 國中

Education

7th Grade

Used 10+ times

國中數學一下4-1
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列哪一個稱為「一元一次不等式」?_x000B_

2x+3≠2x-5
2x+y≠4
3(x-1)≤1+x
x+2y≥4-x

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列哪一個數不是不等式3x-2≥9的解?_x000B_

5.2
4.5
4.1
3.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

某次段考數學,小俊考了78分,小惠考了x分,已知小惠的分數不比小俊差,則依題意下列哪個不等式合乎題意?_x000B_

x>78
x<78
x≥78
x≤78

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

在1~10的正整數中,3x>15有幾個整數解?_x000B_

4個
5個
6個
7個

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列何者是不等式5x-1<3的解?_x000B_

-2
1
3
6

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列何者與其他三者意思不同?_x000B_

a不超過b
a不大於b
a≤b
a低於b

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

整數a的相反數加上10之後必小於-3。根據以上敘述,可列出下列哪一個不等式?_x000B_

a+10<-3a
-a+10<-3
a+10≤-3
-a+10≤-3

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