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

question 18

Essay

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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Definitions:

Evaluation Phase

The stage in a process or project where the performance, outcomes, or results are assessed against predefined objectives or criteria.

Forecasting

The practice of making predictions about future events or trends based on historical data and analysis.

Promotion Decision Process

The promotion decision process involves determining the best ways to advertise and sell products, including media selection and promotional strategy.

Implementation Phase

A critical stage in a project or plan where theories and strategies are put into action to achieve the desired results.