Solve the Problem $\frac { d w } { d t }$

question 389

Multiple Choice

Solve the problem.
-Evaluate $\frac { d w } { d t }$ at $t = 6$ for the function $w = e ^ { x y z } z ^ { 2 } ; x = t , y = t , z = \frac { 1 } { t }$ .

• A) 0
• B) \(\frac { 5 } { 3 }\)
• C) \(- \frac { 5 } { 3 } \mathrm { e }\)
• D) \(\frac { 5 } { 3 } \mathrm { e }\)

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Definitions:

Herfindahl Index

A gauge of company sizes within their market and a marker for the degree of rivalry between them.

Market Shares

The share of a market dominated by a specific company or product, commonly represented as a percentage of the overall sales within that market.

Industry

It refers to the collection of businesses and operations involved in the production, manufacturing, or distribution of goods and services in a specific sector.

Four-firm Concentration Ratio

A metric that shows the total market share controlled by the four largest firms within an industry.