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1下 2-2 二元一次方程式的圖形

Authored by 康軒數位 康軒數位

Mathematics

7th Grade

Used 27+ times

1下 2-2 二元一次方程式的圖形
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

在坐標平面上,若y=-3、y=0、x=-5、xk四條直線可圍成一個四邊形,且此四邊形的面積為30,則k=?

3

4

5

6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

方程式2x-3y=6的圖形與x軸、y軸所圍成的三角形面積是多少?

6

3

2

1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列哪一個點不在直線y=-2x+3的圖形上?

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

點(5,6)、(4,3)與(2,k)均在同一直線上,則k=?

-3

6

-9

12

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

在坐標平面上,若點Q(2,-1)在方程式2x-3yk的圖形上,則k=?

1

5

7

9

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

若直線axby=1通過(1,1)、(2,3)兩點,則下列敘述何者錯誤

直線方程式為2xy=1

ab>0

a2b2

ab皆為整數

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

坐標平面上通過點(-3,4)且與x軸平行的直線方程式為何?

xy=-1

y-3=0

x+4=0

y-4=0

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