
2-3向量的內積(B)
Authored by 游佳穆 游佳穆
Mathematics
10th - 12th Grade
Used 89+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已知 , ,則
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已知 , 且 與 夾角為120°,則
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已知 , 且 與 方向相同,則
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已知 , 且 與 方向相反,則
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已知 , 且 與 夾角為120°,則
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已知 , 且 與 夾角為120°,則
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已知 , ,則
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