After x weeks the number of persons using a new drug was N(x)=x^4-x^3+1808. (a) At what percentage
Question: After x weeks the number of persons using a new drug was \(N\left( x \right)={{x}^{4}}-{{x}^{3}}+1808\).
(a) At what percentage rate was the use of the drug changing after four weeks?
(b) By how much did the number of persons using this drug actually change during the fourth week?
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Solution Format: Word Document
Solution Format: Word Document
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