Find the Vector $\mathbf { z }$ , Given $\mathbf { u } = \langle - 8,1,5 \rangle$

Find the vector $\mathbf { z }$ , given $\mathbf { u } = \langle - 8,1,5 \rangle$ and $\mathbf { v } = \langle - 6 , - 3,6 \rangle$ . $\mathbf { z } = - 3 \mathbf { u } - 4 \mathbf { v }$

A) $\langle 18 , - 6 , - 9 \rangle$
B) $\langle 48,9 , - 39 \rangle$
C) $\langle - 14 , - 2,11 \rangle$
D) $\langle 50,5 , - 38 \rangle$
E) $\langle 0 , - 15,9 \rangle$

Correct Answer:

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