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where a represents the number (in thousands) of ten-packs demanded each week when the unit price is $p. How fast is the quantity demanded increasing when the unit price per ten-pack is $14 and the selling price is dropping at the rate of $0.15 per ten-pack per week?

where a represents the number (in thousands) of ten-packs demanded each week when the unit price is $p. How fast is the quantity demanded increasing when the unit price per ten-pack is $14 and the selling price is dropping at the rate of $0.15 per ten-pack per week?

College Algebra
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter1: Equations And Graphs
Section1.3: Lines
Problem 92E
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The demand equation for a certain brand of metal alloy audiotape is 100x² +9p² 3600 where x represents the number (in thousands) of ten-packs demanded each week when the unit price is $p. How fast is the quantity demanded increasing when the unit price per ten-pack is $14 and the selling price is dropping at the rate of $0.15 per ten-pack per week?
Transcribed Image Text:The demand equation for a certain brand of metal alloy audiotape is 100x² +9p² 3600 where x represents the number (in thousands) of ten-packs demanded each week when the unit price is $p. How fast is the quantity demanded increasing when the unit price per ten-pack is $14 and the selling price is dropping at the rate of $0.15 per ten-pack per week?
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