Solve the Polynomial Equation $f ( x ) = - x ^ { 4 } + 10 x ^ { 3 } - 36 x ^ { 2 } + 48 x$

question 460

Multiple Choice

Solve the polynomial equation. In order to obtain the first root, use synthetic division to test the possible rational
roots.
-The concentration, in parts per million, of a particular drug in a patient's blood x hours after the drug is administered is given by the function
$f ( x ) = - x ^ { 4 } + 10 x ^ { 3 } - 36 x ^ { 2 } + 48 x$
How many hours after the drug is administered will it be eliminated from the bloodstream.

• A) 4 hours
• B) 12 hours
• C) 5 hours
• D) 16 hours

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An economic system where private individuals or businesses own capital goods, and production is based on supply and demand in the market.

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