a) Find the demand function D in terms of time t b) What is the demand in week 12? Round to the nearest unit c) At what instantaneous rate is demand changing in week 12? Express your answer to the nearest unit.

Calculus: Early Transcendentals
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Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
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Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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a) Find the demand function D in terms of time t

b) What is the demand in week 12? Round to the nearest unit

c) At what instantaneous rate is demand changing in week 12? Express your answer to the nearest
unit.

76500
Р
Suppose that the demand function for a product is given by D(p) =
and D is given in units purchased.
Further suppose that the price p is a function of time given by 98-0.33t, where t = time in weeks
(i.e. the price starts at 98 dollars when the product goes on sale and decreases by $0.33 every week).
where p = price in dollars
Transcribed Image Text:76500 Р Suppose that the demand function for a product is given by D(p) = and D is given in units purchased. Further suppose that the price p is a function of time given by 98-0.33t, where t = time in weeks (i.e. the price starts at 98 dollars when the product goes on sale and decreases by $0.33 every week). where p = price in dollars
Expert Solution
Step 1: given

d e m a n d space f u n c t i o n
D open parentheses p close parentheses space equals space 76500 over p
p space equals space p r i c e space i n space d o l l a r s
D space equals space u n i t s space p u r c h a s e d

p open parentheses t close parentheses space equals space 98 space minus space 0.33 space t
t space equals space t i m e space i n space w e e k s

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