Refer to the Following Graphs to Determine an Appropriate Response $y = \sqrt { x }$

question 179

Multiple Choice

Refer to the following graphs to determine an appropriate response.
-Which one is the graph of $y = \sqrt { x }$ ? What is it's domain?

• A) graph B; \([ 0 , \infty )\)
• B) graph C; \(\{ - 2 , - 1,0,1,2 \}\)
• C) graph \(A ; ( - \infty , \infty )\)
• D) graph D; \([ 0 , \infty )\)

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Definitions:

Allocative Efficiency

A state of the economy in which production represents consumer preferences; every good or service is produced up to the point where the last unit provides a marginal benefit equal to its marginal cost of production.

Productive Efficiency

A situation in which an economy or entity can no longer produce additional amounts of a good without lowering the production level of another product.

Substitute Goods

Products or services that can be used in place of each other, having a positive cross-elasticity of demand.

Productive Efficiency

A situation in which a good or service is produced at the lowest possible cost.