Một đường thẳng có bao nhiêu vectơ pháp tuyến?
Phương trình đường thẳng

Quiz
•
Mathematics
•
10th Grade
•
Hard

Huệ Huỳnh Thị Như
Used 7+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1.
2.
4.
Vô số.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cho phương trình tham số của đường thẳng 𝑑 : 𝑥=5+𝑡 ,𝑦=−9−2𝑡 khi đó phương trình tổng quát của 𝑑 là:
2𝑥+𝑦−1=0.
2𝑥+𝑦+1=0.
2𝑥−𝑦+1=0.
2𝑥−𝑦−1=0.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
𝑑: 𝑥=3+𝑡, 𝑦=5−2𝑡 .
𝑑: 𝑥=1+3𝑡, 𝑦=−2+5𝑡 .
𝑑: 𝑥=1+5𝑡, 𝑦=−2−3𝑡 .
𝑑: 𝑥=3+2𝑡 ,𝑦=5+𝑡 .
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Phương trình đường thẳng cắt hai trục tọa độ tại 𝐴( –2 ; 0) và 𝐵 (0 ; 3) là:
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Vectơ nào dưới đây là một vectơ chỉ phương của 𝑑:2𝑥−3𝑦+2018=0?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vectơ nào dưới đây là một vectơ pháp tuyến của 𝑑:−3𝑥+𝑦+2017=0?
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