
기하와 벡터 문제

Quiz
•
Mathematics
•
12th Grade
•
Hard
정도현 정도현
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
벡터 A의 크기는 5이고 방향은 30도이다. 벡터 B의 크기는 3이고 방향은 150도이다. 두 벡터의 합을 구하시오.
벡터 A와 B의 크기의 합은 8입니다.
결과 벡터의 크기는 7 단위입니다.
결과 벡터의 방향은 180도입니다.
결과 벡터의 크기는 sqrt(19) 단위입니다.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
주어진 두 벡터 A(3, -2)와 B(1, 4)의 내적을 구하시오.
-5
3
12
-11
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
벡터 A(2, -1, 3)와 벡터 B(4, 2, -1)의 외적을 구하시오.
(-8, -10, 9)
(8, -10, -9)
(8, 10, -9)
(-8, 10, 9)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
평면이 벡터 n = (2, -3, 1)을 수직으로 가지고 점 P(1, 2, -1)을 포함할 때, 평면의 방정식을 구하시오.
2x - 3y + z = -3
2x - 3y + z = 1
2x - 3y + z = 3
2x - 3y + z = 5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
직선이 점 A(1, 2, 3)를 지나고 방향 벡터가 (2, -1, 4)일 때, 직선의 방정식을 구하시오.
P = (1 + 2t, 2 - t, 3 - 4t)
P = (1 + 2t, 2 - t, 3 + 4t)
P = (1 - 2t, 2 + t, 3 - 4t)
P = (1 - 2t, 2 + t, 3 + 4t)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
두 벡터 A(3, -1)와 B(2, 4)의 합과 차를 구하시오.
(4, -3)
(6, 2)
(5, 3), (1, -5)
(0, 0)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
두 벡터 A(1, 2, 3)와 B(4, 5, 6)의 내적을 구하시오.
32
14
20
9
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