Calculate the Angle Between $\mathbf { a }$ And $\mathbf { b }$

question 64

Multiple Choice

Calculate the angle between $\mathbf { a }$ and $\mathbf { b }$ (correct to the nearest degree) .
$$\mathbf { a } = 9 \mathbf { i } - 8 \mathbf { j } , \mathbf { b } = - 7 \mathbf { j } + \mathbf { k }$$
Select the correct answer.

• A) \(98 ^ { \circ }\)
• B) \(49 ^ { \circ }\)
• C) \(39 ^ { \circ }\)
• D) \(59 ^ { \circ }\)
• E) None of these

Recognize and apply different types of graphical representations for task scheduling in project management.

Understand the components and purpose of a project proposal, including its structure and the importance of demonstrating professionalism.

Identify the elements involved in preparing a persuasive proposal, including understanding the audience’s needs and avoiding dishonest tactics.

Recognize the significance of resources (personnel, facilities, equipment) in supporting the feasibility of a project.

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Definitions:

Under-reward Inequity

A form of perceived injustice that occurs when an individual believes they are receiving less reward in comparison to others for similar contributions.

Instrumentality

The extent to which a person believes that performing at a particular level will lead to the attainment of a desired outcome.

Self-concordance

The degree to which people's life goals are congruent with their inner interests and values, often linked to higher motivation and achievement.

Perceived Inequities

The feeling among individuals that they are not receiving a fair share of rewards or resources compared to others.