Decide What Values of the Variable Cannot Possibly Be Solutions $$( 2 x + 5 ) ^ { 1 / 2 } - ( x - 2 ) ^ { 1 / 2 } = 3$$

question 135

Multiple Choice

Decide what values of the variable cannot possibly be solutions for the equation.
- $$( 2 x + 5 ) ^ { 1 / 2 } - ( x - 2 ) ^ { 1 / 2 } = 3$$

• A) \(\{ - 2 \}\)
• B) \(\{ 2 \}\)
• C) \(\{ 2,38 \}\)
• D) \(\{ 3,8 \}\)

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Definitions:

Upsloping Curve

A graphical representation showing a positive relationship between two variables, where an increase in one variable results in an increase in the other.

Average Revenue

Total revenue from the sale of a product divided by the quantity of the product sold (demanded); equal to the price at which the product is sold when all units of the product are sold at the same price.

Elasticity Coefficient

A numerical value that measures the responsiveness of the quantity demanded or supplied of a good to a change in its price or other factors.

Marginal Revenue

The additional income that is generated by selling one more unit of a product or service.