Provide an Appropriate Response

question 44

Multiple Choice

Provide an appropriate response.
-If A is a 5 × 2 matrix and A+ K = A, what can you say about K?

• A)K is a 2 × 5 matrix and each of its entries is the negative of the corresponding entry of A.
• B)K is a 2 × 5 matrix and all entries of K are equal to 0.
• C)K is a 5 × 2 matrix and all entries of K are equal to 0.
• D)K is a 5 × 2 matrix and each of its entries is the negative of the corresponding entry of A.

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Definitions:

Specialization

Focus on a narrow area of expertise or production to increase efficiency and output.

Technological Advance

(1) An improvement in the quality of existing products, the invention of entirely new products, or the creation of new or better ways of producing or distributing products. (2) Any improvement in the methods by which resources are combined such that the same quantity of inputs can be made to yield a combination of outputs that is preferred to any combination of outputs that was previously possible.

Freedom of Choice

The right of individuals to make decisions for themselves without undue government restriction.