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Mathematics
Mathematics
Problem
12. If
a
⃗
⋅
a
⃗
=
0
\vec{a} \cdot \vec{a}=0
a
⋅
a
=
0
and
a
⃗
⋅
b
⃗
=
0
\vec{a} \cdot \vec{b}=0
a
⋅
b
=
0
, then what can be concluded about the vector
b
⃗
\vec{b}
b
?
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