Solve the Problem. -The Square of the Difference Between a Number and 9

question 3

Multiple Choice

Solve the problem.
-The square of the difference between a number and 9 is 9. Find the number(s) .

• A)6, 12
• B)78, 84
• C)12
• D)90

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Definitions:

Inelastic Portion

Part of the demand curve where consumers are less sensitive to price changes, meaning that the quantity demanded changes little with a significant price change.

Price Elasticity

The determination of demand elasticity for a product relative to changes in its price.

Constant Slope

A line on a graph that has the same steepness throughout, indicating a uniform rate of change.

Price Elasticity

Price elasticity measures how the quantity demanded or supplied of a good changes in response to a change in its price.