In Urban Areas,Metropolitan Statistical Areas (MSAs)________

question 58

Multiple Choice

In urban areas,Metropolitan Statistical Areas (MSAs) ________.

• A) are defined by local communities
• B) have a population of at least 50,000
• C) comprise counties containing a central city
• D) have a population as low as 4,000
• E) B and C

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Definitions:

Elementary Row Operation

A procedure used in matrix algebra involving row swapping, row multiplication, or row addition, aimed at simplifying matrices or solving systems of linear equations.

Matrix

A rectangular array of numbers, symbols, or expressions, arranged in rows and columns that is used in mathematics to solve systems of linear equations and perform various algebraic operations.

Matrix

A structured arrangement of numbers, symbols, or expressions in columns and rows used to represent and solve linear equations, among other applications.

Determinant

A scalar value that can be computed from the elements of a square matrix and reflects certain properties of the matrix, such as whether it has an inverse.