​Using the Data in the Following Tables, Let Matrix a Represent

question 165

Multiple Choice

​Using the data in the following tables, Let matrix A represent imports (in billions of dollars) to U.S. from country groupings, and let matrix B represent exports (in billions of dollars) from U.S. to country groupings. Find the U.S. trade balance with each country grouping in each year by finding matrix B - A. ​

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Definitions:

IoT

Internet of Things, a network of physical devices, vehicles, home appliances, and other items embedded with electronics, software, sensors, and connectivity, enabling these objects to connect and exchange data.

Dematerialization

The process of reducing the use of physical resources in the production and consumption of goods and services, often through digital means.

Downsides

The negative aspects or disadvantages of a decision, action, or situation.

Future Employer

A prospective company or individual that one may work for in the coming future.