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Mathematics
Problem
Vectors
u
\mathbf{u}
u
and
v
\mathbf{v}
v
represent two adjacent sides of a parallelogram taken in order from a common point. Which vector corresponds to the diagonal of the parallelogram that starts at the same point? a)
−
(
u
+
v
)
-(\mathbf{u}+\mathbf{v})
−
(
u
+
v
)
b)
u
+
v
\mathbf{u}+\mathbf{v}
u
+
v
c)
u
+
v
2
\dfrac{\mathbf{u}+\mathbf{v}}{2}
2
u
+
v
d)
u
−
v
\mathbf{u}-\mathbf{v}
u
−
v
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