Question 1

已知 2x > 3，則下列何者錯誤？

Accepted Answer

-2x > -3

Answer

2x + 5 > 8

Answer

x >

\frac{3}{2}

Answer

2x - 3 > 0

Question 2

若 a > b，且 c > 0，則下列敘述何者錯誤？

Accepted Answer

$\frac{c}{a}$ > $\frac{c}{b}$

Answer

a + c > b + c

Answer

ac > bc

Answer

a - c > b - c

Question 3

滿足不等式 3x + 2 < 1 的解有幾個？

Accepted Answer

無限多個

Answer

2 個

Answer

1 個

Answer

4 個

Question 4

圖中是將積木放在等臂天平上的三種情形。若一個球形、方形、錐形的積木重量分別以 x 、y、z 表示，則 x 、y、z 的大小關係為何？

Accepted Answer

y > z > x

Answer

z > y > x

Answer

y > x > z

Answer

x > y > z

Question 5

請問下列那一個選項是一元一次不等式 17 - 2x > 5x - 11 解的圖形？

Accepted Answer

https://uploads.quizalize.com/bbea196c-37f9-40f5-baf7-8dfe3f0a7720/question/94152ba3378e7907c3e53f9bdce8bf12d28fda07.jpg

Answer

https://uploads.quizalize.com/bbea196c-37f9-40f5-baf7-8dfe3f0a7720/question/ba442ffb840c28a7412d2922abb6ad5d4afb1485.jpg

Answer

https://uploads.quizalize.com/bbea196c-37f9-40f5-baf7-8dfe3f0a7720/question/0822a7134d9e5b99710a4f6cd9566fba6e42980e.jpg

Answer

https://uploads.quizalize.com/bbea196c-37f9-40f5-baf7-8dfe3f0a7720/question/6ae10b597e8ce57902862f454034c1f6f33228b4.jpg

Question 6

已知 a > 12，則下列運算何者不正確？

Accepted Answer

a$	imes$( -3 ) > 12$	imes$ ( -3 )

Answer

$\frac{a}{4}$ > $\frac{12}{4}$

Answer

a$	imes$$\frac{2}{3}$ > 12$	imes$$\frac{2}{3}$

Answer

a - ( -2 ) > 12 - ( -2 )

Question 7

將 3( x - 2) < -2(x + 5) 的解圖示在數線上，應是下列那一個？

Accepted Answer

https://uploads.quizalize.com/bbea196c-37f9-40f5-baf7-8dfe3f0a7720/question/3a40ae88f60cc5a07385cc3610bf1adc29ea17be.jpg

Answer

https://uploads.quizalize.com/bbea196c-37f9-40f5-baf7-8dfe3f0a7720/question/c5b19724d08e417b5c6c02be1cf311e8edce3ed4.jpg

Answer

https://uploads.quizalize.com/bbea196c-37f9-40f5-baf7-8dfe3f0a7720/question/72fc2189cfcdf184c36a81c22ff002a41c44d86f.jpg

Answer

https://uploads.quizalize.com/bbea196c-37f9-40f5-baf7-8dfe3f0a7720/question/0eaf6a4a79667796b3ad80a731f6e2e80602ac76.jpg

Question 8

圖中，以 x 的不等式可表示為下列何者？

Accepted Answer

-3 $\leq$ x < 5

Answer

-3 $\leq$ x $\leq$ 5

Answer

-3 < x $\leq$ 5

Answer

-3 < x < 5

Question 9

下列何者為不等式 7 - $\frac{x}{3}$ > 2 的解？

Accepted Answer

x < 15

Answer

x < 27

Answer

x > 15

Answer

x > 27

Question 10

下列何者為不等式 3x + 1 < x - 5 的解？

Accepted Answer

x < -3

Answer

x < -2

Answer

x < -1

Answer

x < -$\frac{2}{3}$

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