A spherical balloon is inflated with gas at a rate of 14 cubic feet per minute. 1. How fast is the radius of the balloon changing at the instant the radius is 1 foot and 5 feet? (a) 1 foot (B) 5 feet
A spherical balloon is inflated with gas at a rate of 14 cubic feet per minute. 1. How fast is the radius of the balloon changing at the instant the radius is 1 foot and 5 feet? (a) 1 foot (B) 5 feet
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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A spherical balloon is inflated with gas at a rate of 14 cubic feet per minute. 1. How fast is the radius of the balloon changing at the instant the radius is 1 foot and 5 feet?
(a) 1 foot
(B) 5 feet
2. All edges of a cube are expanding at a rate of 8 centimeters per second. How fast is the volume changing when each edge is 3 centimeters and 10 centimeters?
(a) 3 centimeters
(B) 10 centimeters
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