Solve
-Elissa Wants to Set Up a Rectangular Dog Run $A ( x ) = 17 x - x ^ { 2 }$

question 81

Short Answer

Solve.
-Elissa wants to set up a rectangular dog run in her backyard. She has 36 feet of fencing to work with and wants to use it all. If the dog run is to be x feet long, express the area of the dog run as a
Function of x.
A) $A ( x ) = 17 x - x ^ { 2 }$
B) $A ( x ) = 18 x - x ^ { 2 }$
C) $A ( x ) = 19 x - x ^ { 2 }$
D) $A ( x ) = 20 x ^ { 2 } - x$

• A) \(A ( x ) = 17 x - x ^ { 2 }\)
• B) \(A ( x ) = 18 x - x ^ { 2 }\)
• C) \(A ( x ) = 19 x - x ^ { 2 }\)
• D) \(A ( x ) = 20 x ^ { 2 } - x\)

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Definitions:

Perfectly Inelastic

A market condition where the quantity demanded or supplied is unresponsive to price changes, depicted graphically as a vertical line.

Supply

The total amount of a product or service available for purchase at any given price level.

Inflation Rate

The percentage rate at which the general level of prices for goods and services is rising, and subsequently, purchasing power is falling.

Nominal Rate

The interest rate unadjusted for inflation; the face value rate expressed as a percentage.