UPSEE Solved Model Paper 7

Given
Coordinates of point A are: (0, 3 , - 1)
Coordinates of point B are: ( - 2, 6, 4)
The displacement vector from

→

A

to

→

B

is given by

→

d

=

→

B

−

→

A

= (−2

^

i

+6

^

j

+4

^

k

) - (0

^

i

+3

^

j

−1

^

k

)
= (−2

^

i

−0

^

i

) + (6

^

j

−3

^

j

) + (4

^

k

+1

^

k

)
= −2

^

i

+3

^

j

+5

^

k

Hence option 'C' is correct