The value of a that makes $\mathbf { v } = - 4 \mathbf { i } + 5 \mathbf { j } + 3 \mathbf { k }$ and $\mathbf { w } = a \mathbf { i } - \mathbf { j } - \mathbf { k }$ orthogonal is

A)2
B)5
C)6
D)-2
E)-6

Question

The value of a that makes $\mathbf { v } = - 4 \mathbf { i } + 5 \mathbf { j } + 3 \mathbf { k }$ and $\mathbf { w } = a \mathbf { i } - \mathbf { j } - \mathbf { k }$ orthogonal is

A)2
B)5
C)6
D)-2
E)-6

Quizplus · Accepted Answer

The Answer of The value of a that makes $\mathbf { v } = - 4 \mathbf { i } + 5 \mathbf { j } + 3 \mathbf { k }$ and $\mathbf { w } = a \mathbf { i } - \mathbf { j } - \mathbf { k }$ orthogonal is

A)2
B)5
C)6
D)-2
E)-6

The Value of a That Makes v=−4i+5j+3k\mathbf { v } = - 4 \mathbf { i } + 5 \mathbf { j } + 3 \mathbf { k }v=−4i+5j+3k

The Value of a That Makes $\mathbf { v } = - 4 \mathbf { i } + 5 \mathbf { j } + 3 \mathbf { k }$