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Mathematics
Mathematics
Problem
Given
a
=
3
i
+
4
j
+
k
\mathbf{a}=3\mathbf{i}+4\mathbf{j}+\mathbf{k}
a
=
3
i
+
4
j
+
k
and
b
=
2
i
−
2
j
+
2
k
\mathbf{b}=2\mathbf{i}-2\mathbf{j}+2\mathbf{k}
b
=
2
i
−
2
j
+
2
k
, find the scalar projection of
a
\mathbf{a}
a
on
b
\mathbf{b}
b
.
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