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Mathematics
Problem
For the vectors
p
=
3
i
^
−
2
j
^
+
5
k
^
\mathbf{p}=3\hat{i}-2\hat{j}+5\hat{k}
p
=
3
i
^
−
2
j
^
+
5
k
^
and
q
=
4
i
^
+
j
^
−
2
k
^
\mathbf{q}=4\hat{i}+\hat{j}-2\hat{k}
q
=
4
i
^
+
j
^
−
2
k
^
, determine whether they are perpendicular.
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