Let $\mathbf { r } = x \mathbf { i } + y \mathbf { j } + z \mathbf { k }$

question 45

Multiple Choice

Let $\mathbf { r } = x \mathbf { i } + y \mathbf { j } + z \mathbf { k }$ and $r = | \mathbf { r } |$ .
Find $\nabla \cdot ( \mathbf { r } )$

• A) 5
• B) 3
• C) 1
• D) 2
• E) None of these

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Definitions:

Human Resource Management

The strategic approach to the effective management of people in an organization, focusing on policies and systems to maximize employee performance.

Mainstream Economics

The body of economic thought and theories that are widely accepted and taught across major universities and employed in policy-making by most governments.

Supply Of Labor

The total hours that workers or laborers are willing and able to work at given wage rates in a specified time period.

Monopolies Control

Regulatory measures and policies implemented to prevent or break down monopolistic structures in markets to ensure fair competition.