Determine whether $\mathbf { u } = 2 \sqrt { 3 } \mathbf { i } + 2 \mathbf { j }$
is orthogonal to $\mathbf { v } = \mathbf { i } - \sqrt { 3 } \mathbf { j }$
. Justify your answer.

Name: Determine whether $\mathbf { u } = 2 \sqrt { 3 } \mathbf { i } + 2 \mathbf { j }$ is orthogonal to $\mathbf { v } = \mathbf { i } - \sqrt { 3 } \mathbf { j }$ . Justify your answer.
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Question

Determine whether $\mathbf { u } = 2 \sqrt { 3 } \mathbf { i } + 2 \mathbf { j }$ 
is orthogonal to $\mathbf { v } = \mathbf { i } - \sqrt { 3 } \mathbf { j }$ 
. Justify your answer.

Quizplus · Accepted Answer

The Answer is

\mathbf { u } \cdot \mathbf { v } = ( 2 \sqrt { 3 } ) ( 1 ) + ( 2 ) ( - \sqrt { 3 } ) = 0

, orthogonal

Determine Whether u=23i+2j\mathbf { u } = 2 \sqrt { 3 } \mathbf { i } + 2 \mathbf { j }u=23​i+2j

Determine Whether $\mathbf { u } = 2 \sqrt { 3 } \mathbf { i } + 2 \mathbf { j }$