Find All Rational Zeros of the Polynomial Function $$f ( x ) = 3 x ^ { 4 } + 5 x ^ { 3 } - 10 x ^ { 2 } - 20 x - 8$$

question 255

Multiple Choice

Find all rational zeros of the polynomial function.
- $$f ( x ) = 3 x ^ { 4 } + 5 x ^ { 3 } - 10 x ^ { 2 } - 20 x - 8$$

• A) \(- 1 , \frac { 2 } { 3 } , 2 , - 2\)
• B) \(1 , \frac { 2 } { 3 } , 2 , - 2\)
• C) \(- 1 , - \frac { 2 } { 3 } , 2 , - 2\)
• D) \(1 , - \frac { 2 } { 3 } , 2 , - 2\)

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Definitions:

Upsloping Line

A graphical representation indicating positive correlation between two variables; as one variable increases, so does the other.

Demand Curve

A graphical representation showing the relationship between the price of a good and the quantity demanded by consumers, usually downward sloping.

Pure Competition

A market structure characterized by a large number of small firms, a homogeneous product, and easy entry and exit from the market.

Nonprice Competition

A marketing strategy where companies attract customers through methods other than price, such as quality of product, service, or brand image.