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Problem
Problem
The
(
x
,
y
,
z
)
(x, y, z)
(
x
,
y
,
z
)
co-ordinates of two points
A
A
A
and
B
B
B
are given respectively as
(
0
,
3
,
−
1
)
(0, 3, -1)
(
0
,
3
,
−
1
)
and
(
−
2
,
6
,
4
)
(-2, 6, 4)
(
−
2
,
6
,
4
)
. The displacement vector from
A
A
A
to
B
B
B
is given by a.
−
2
i
^
+
6
j
^
+
4
k
^
-2\hat{i} + 6\hat{j} + 4\hat{k}
−
2
i
^
+
6
j
^
+
4
k
^
b.
−
2
i
^
+
3
j
^
+
3
k
^
-2\hat{i} + 3\hat{j} + 3\hat{k}
−
2
i
^
+
3
j
^
+
3
k
^
c.
−
2
i
^
+
3
j
^
+
5
k
^
-2\hat{i} + 3\hat{j} + 5\hat{k}
−
2
i
^
+
3
j
^
+
5
k
^
d.
2
i
^
−
3
j
^
−
5
k
^
2\hat{i} - 3\hat{j} - 5\hat{k}
2
i
^
−
3
j
^
−
5
k
^
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