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. 
A) 
B) 
C) 
D)
E) 
Correct Answer:

Verified
Correct Answer:
Verified
Q160: Set up the system of equations and
Q161: Use the following matrices to perform the
Q162: Multiply the matrices. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4005/.jpg" alt="Multiply
Q163: Substitute the given values of x, y,
Q166: A system of equations may have a
Q167: The following technology matrix describes the relationship
Q168: Solve for x, y and z.
Q169: In order to rank the five members
Q170: Use the following matrices to perform the
Q171: An economy has an agricultural industry and