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209 二元一次方程

Authored by Siu C F

Mathematics

7th Grade

Used 488+ times

209 二元一次方程
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

以下哪一項是二元一次方程?

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

以下哪一項是二元一次方程的圖像?

曲線

直線

二條直線

曲線+直線

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1

2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1

2

3

4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

以圖解法解聯立二元方程,以下哪一項最合適形容它的兩個解?

兩個解是準確值

兩個解是近似值

一個是準確值、

另一個是近似值

兩個解都不是準確值及近似值

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

x=4

y=2

x=4

y=8

x=8

y=4

x=8

y=2

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