1下 2-2 二元一次方程式的圖形

Quiz
•
Mathematics
•
7th Grade
•
Hard
康軒數位 康軒數位
Used 27+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
在坐標平面上,若y=-3、y=0、x=-5、x=k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-3y=k的圖形上,則k=?
1
5
7
9
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
若直線ax+by=1通過(1,1)、(2,3)兩點,則下列敘述何者錯誤?
直線方程式為2x-y=1
ab>0
a2>b2
a、b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?
x+y=-1
y-3=0
x+4=0
y-4=0
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