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Mathematics
Problem
The position vectors of three points A, B and C are
(
−
4
i
^
+
2
j
^
−
3
k
^
)
(-4\hat{i} + 2\hat{j} - 3\hat{k})
(
−
4
i
^
+
2
j
^
−
3
k
^
)
,
(
i
^
+
3
j
^
−
2
k
^
)
(\hat{i} + 3\hat{j} - 2\hat{k})
(
i
^
+
3
j
^
−
2
k
^
)
and
(
−
9
i
^
+
j
^
−
4
k
^
)
(-9\hat{i} + \hat{j} - 4\hat{k})
(
−
9
i
^
+
j
^
−
4
k
^
)
respectively. Show that the points A, B and C are collinear.
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