
Векторлар мен арақашықтықтар

Quiz
•
Mathematics
•
University
•
Medium

Мага Дори
Used 4+ times
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51 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Екі нүктенің ара қашықтығын табу.
d= (x2−x1)2+(y2−y1)2
d= (x2+x1)2+(y2+y1)2
d= (x−x)2+y2 212
d= (y2−y1)2+y2
d= (x2+x1)2+2y1y2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Екі вектордың скалярлық көбейтіндісі.
a.b= a.b.cosφ
ab=a*b*sina
ab=a*b*ctga
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Екі вектордың арасындағы бұрышты есептеу.
cosa=|ab|/|a|b|
a.b= 2a.sinφ
a.b= 2b.cosφ
a.b= 2a.b.cosφ
cosφ= ab
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Екі вектордың скалярлық көбейтіндісі.
ab=X⋅X +Y⋅Y+Z⋅Z
ab=X +Y+Z
ab=X +Y +Z
ab=2X⋅X +Y+Z
ab=2Y⋅Y+X +Z
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Екі вектордың арасындағы бұрышты есептеу.
cosφ= X1⋅X2 +Y1⋅Y2 +Z1⋅Z2
cosφ= X2 +Y2 +Z2
cosφ= X1 +Y1 +Z1
cosφ= X2 +Y2 +Z2
cosφ=X1⋅X2 +Y1⋅Y2 +Z1⋅Z2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Кеңістіктегі M1(x1,y1,z1) жəне M2(x2,y2,z2) нүктесінің d ара қашықтығын табыңыз.
d= \/(x2 −x1)2 +(y2 −y1)2+(z2 −z1)2
d= x2+y2+z2
d= x2+y2+z2
(x2−x1)2+2y1y2
(y2−y1)2+3z1z2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
А(1;-2;-3) ; С(3;1;-9) d ара қашықтығын есептеңіз.
d = 7
d = 8
d = 5
d = 9
d=12
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