EM-3175

Magnitude of a vector

E Math · Secondary 4 · Medium · Magnitude of a vector

The position vectors of points

P

and

Q

are

\begin{pmatrix}4\\-1\end{pmatrix}

and

\begin{pmatrix}-2\\5\end{pmatrix}

respectively. Find the magnitude of vector

\overrightarrow{PQ}

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