es of same order. Then which
b
с
c)
a
A and B be two
two symme
a) A+B is asymmetric matrix b) AB is a symmetric matrix
16. If
are the position vectors of three collinear points, then
a) → = → + →
b) 2→ = → →
b C
b c
17. If ABCD is a parallelogram, then → + + - +- is equal to
AB AD CB CD
a)
2+ )
b) 4
c) 4 -
AC
BD
18. The vectors →→→--, - ► are
b
b) unit vectors
c) mutually
a) parallel to each other
19. If → and having same magnitude and angle between them is 6
1) 2
→
AB
AD
b
a
C с с
a
b
b) 3
c) 7
b) 275
c) 325
a) 225
Answers
Answer:
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Answer:
A D B C
Hope it may be correct