Tell Whether a Linear Model or a Quadratic Model Is $x ^ { 2 }$

question 151

Multiple Choice

Tell whether a linear model or a quadratic model is appropriate for the data. If linear, tell whether the slope should be positive or negative. If quadratic, decide whether the leading coefficient a of $x ^ { 2 }$ should be positive or negative.
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• A) quadratic; negative
• B) linear; positive
• C) quadratic; positive
• D) linear; negative

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Definitions:

Marginal Revenue

The additional income generated from selling one more unit of a good or service.

Average Variable Cost

The total variable cost divided by the quantity of output produced; it represents the variable cost per unit of output.

Marginal Revenue

The additional income earned from selling one more unit of a good or service, a key factor in decision-making for producing additional units.

Marginal Revenue

The extra revenue earned by selling an additional unit of a product or service.