Find the Magnitude $\mathbf { u } = \langle - 2,2 \rangle$

Multiple Choice

Find the magnitude.
-Let $\mathbf { u } = \langle - 2,2 \rangle$ and $\mathbf { v } = \langle - 1,3 \rangle$ . Find the magnitude (length) of the vector: $5 \mathbf { u } - \mathbf { v }$ .

A) 123
B) 130
C) $\sqrt { 123 }$
D) $\sqrt { 130 }$