/a/=2 /b/=3 бұрыш 45градус

Векторлардың арасындағы бұрыш Векторлардың скалярлық көбейтіндіс

Quiz
•
Mathematics
•
9th Grade
•
Medium
Asylzhan001 Barzhaxy
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2
3√2
2√3
3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
/a/=2 /b/=3 бұрыш90градус
1
2
0
1/2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
/a/=/b/=1
/a/×/b/=0
0=/a/×/b/×cosα
3
0
1
2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
/a/=/b/=1
a×b=-1
-1=/a/×/b/×cosα
cosα=-1
cosα=1/2
cosα=-2
cosα=1
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
AB=4 AD=3
1) AB және AD скаляр көбейтіндісін
90
180
360
0
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
AB=4 AD=3
2)AB және AC
скаляр көбейтіндісін табыңдар
cosα=3/5
8
5
19
9
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
ABCD бірлік квадратында 1) AC BD
скаляр көбейтіндісін табыңдар
-1
0
2
9
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