Answered: oduct sold the first year. (a)…

oduct sold the first year. (a) Complete the model by solving for k. (Round your answer to four decimal places.) k = (b) Use the model to estimate the number of units sold after

College Algebra

7th Edition

ISBN:9781305115545

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter3: Polynomial And Rational Functions

Section3.1: Quadratic Functions And Models

Problem 56E: When a certain drug is taken orally, the concentration of the drug in the patient's bloodstream...

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Question

The sales S (in thousands of units) of a new CD burner after it has been on the market for t years are modeled by

S(t) = 105(1 − e^kt).

Six thousand units of the new product sold the first year.

(a) Complete the model by solving for k. (Round your answer to four decimal places.)
k =

(b)

Use the model to estimate the number of units sold after 7 years. (Round your answer to three decimal places.)
__thousand units

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