二元一次方程式
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Medium
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
二元一次方程式的圖形為何?
一條直線
一條曲線
一個點
一個圓
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
方程式2x+y=4與x軸、y軸的交點坐標分別為何?
(2,4)
(4,2)
(2,0)(0,4)
(0,4)(3,0)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
方程式y=ax-b,且a<0、b>0,
則圖形不通過哪一象限?
第一象限
第二象限
第三象限
第四象限
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
通過點(-8 , 5)且垂直x軸的直線方程式為y=5,此敘述是否正確?
對
錯
對一半
都可以
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若直線方程式4x-3y+k-5=0通過坐標平面上的原點,則k值為何?
0
5
101
15
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若方程式ax+by=-6通過A(2 , 2)、B(-5 , -2)兩點,且(0 , k)也在ax+by=-6的圖形上,則k=?
6/7
5/7
7/6
3/4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若方程式2x+y=-1通過P(m , n),且P點與x軸的距離為5、與y軸的距離為3,則P點坐標為何?
(-6,5)
(-3,15)
(6,5)
(-3,5)
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
二元一次聯立方程式如果有一組解,這組解就是這兩個二元一次方程式圖形的交點坐標,此敘述是否正確?
對
錯
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