Compute the Determinant of the Matrix and State Whether an Inverse

question 78

Multiple Choice

Compute the determinant of the matrix and state whether an inverse matrix exists. Do not use a calculator.

• A) -4, yes
• B) -4, no
• C) 0, yes
• D) 0, no

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Definitions:

Marginal Productivity

An economic principle describing the added output that results from the increase of one more unit of an input, holding all other inputs constant.

Consumer Good

A product that is purchased by end-users or consumers for personal use.

Resource Demand

The desire and ability of firms or individuals to acquire resources or inputs necessary for production, influenced by their price and productivity.

Demand Decrease

A reduction in the quantity of a product or service wanted by consumers at any given price level.