Find the Dot Product of U and V A) $u^{.}v =$

Multiple Choice

Find the dot product of u and v. $\begin{array} { l } \mathbf { u } = 5 \mathbf { j } - 10 \mathbf { k } \\\mathbf { v } = 10 \mathbf { i } - 6 \mathbf { j } - 4 \mathbf { k }\end{array}$

A) $u^{.}v =$ 12
B) $u^{.}v =$ 9
C) $u^{.}v =$ 8
D) $u^{.}v =$ 11
E) $u^{.}v =$ 10