Find the Square Root If It Is a Real Number

question 30

Multiple Choice

Find the square root if it is a real number, or state that the expression is not a real number.
-- 0.49

• A) not a real number
• B) 0.07
• C) -0.7
• D) -0.07

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Definitions:

Computerization

The process of applying computer technology and systems to automate tasks, processes, and operations, transforming how work is done, data is managed, and information is shared.

Perfect Competition

A market structure characterized by a complete absence of rivalry among the producers, with many buyers and sellers, where all entities sell an identical product.

Perfect Knowledge

A hypothetical situation in economics where all consumers and producers have complete and instantaneous knowledge of all market prices, conditions, and trends.

Perfect Mobility

A theoretical condition where factors of production, such as labor and capital, can be freely moved from one use to another without costs or barriers.