This preview shows page 1. Sign up to view the full content.
Unformatted text preview: This is the 21st century. Find the point in the ﬁrst quadrant where the tangent to the curve is horizontal. Problem 4. Air is being pumped in a balloon at a rate of 2 cubic centimeters per minute. How fast is the surface of the balloon changing when the radius is 2 centimeters? Problem 5. A reservoir in the shape of an inverted cone has a radius of 2 meters at the top and a depth of 6 meters. Wine is poured into the reservoir at a rate of 1 m 3 / sec. At what rate is the depth of the wine increasing when the depth is 4 meters? JRULE: Just answers  “yes”, “5”  won’t get you full marks, but (correctly) justiﬁed answers  “yes, because. ..”, “(some algebra). .. (sweat sweat) . .. 5”  will. 1...
View
Full
Document
This note was uploaded on 01/27/2012 for the course ECON 204 taught by Professor Beryl li during the Spring '11 term at University of Victoria.
 Spring '11
 Beryl Li
 Macroeconomics

Click to edit the document details