Use a Graphing Calculator to Solve the Nonlinear System $126 \mathrm { yd } ^ { 2 }$

question 163

Multiple Choice

Use a graphing calculator to solve the nonlinear system. Give x- and y-coordinates to the nearest hundredth.
-A rectangular plot has area $126 \mathrm { yd } ^ { 2 }$ with a perimeter of $46 \mathrm { yd }$ . What is the length of the longest side?

• A) \(16 \mathrm { yd }\)
• B) \(13 \mathrm { yd }\)
• C) \(14 \mathrm { yd }\)
• D) \(12 \mathrm { yd }\)

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Definitions:

Marginal Cost

The increase in costs from making an additional unit of a product or service.

Long-Run Equilibrium

A state in economics where all factors of production are fully adjustable, leading to a situation where no economic agent has an incentive to change its behavior.

Monopolistic Competition

A marketplace setup in which a wide range of companies vend products that are comparable but not clones, enabling some level of market sway.

Profit Maximization

The process by which a firm determines the price and output level that returns the greatest profit.