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Mathematics
Mathematics
Problem
Calculate the dot product of the vectors
a
=
⟨
4
,
−
5
⟩
\mathbf{a}=\langle 4,-5\rangle
a
=
⟨
4
,
−
5
⟩
and
b
=
⟨
−
2
,
3
⟩
\mathbf{b}=\langle -2,3\rangle
b
=
⟨
−
2
,
3
⟩
.
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