Find the magnitude of the vector
v
\displaystyle {v}
v
whose initial point is
P
(
1
,
−
5
)
\displaystyle {P}{\left({1},-{5}\right)}
P
(
1
,
−
5
)
and terminal point is
Q
(
−
1
,
3
)
\displaystyle {Q}{\left(-{1},{3}\right)}
Q
(
−
1
,
3
)
. Enter the exact value of your answer.
∣
v
⃗
∣
=
\displaystyle {\left|\vec{{v}}\right|}=
∣
v
∣
=
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Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
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