A radius r of a spherical balloon is increasing at a rate of 2 cm/s. Find the rate of a volume V increases at the instant the diameter is 4 cm. (V = -ar³) O A. 96л ст3 /s O B. 32п ст3 /s 128л ст3 /s 9.6п ст3 /s OD.

A radius r of a spherical balloon is increasing at a rate of 2 cm/s. Find the rate of a volume V increases at the instant the diameter is 4 cm. (V = -ar³) O A. 96л ст3 /s O B. 32п ст3 /s 128л ст3 /s 9.6п ст3 /s OD.

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter9: Surfaces And Solids

Section9.3: Cylinders And Cones

Problem 6E: Suppose that r=12 cm and h=15 cm in the right circular cylinder. Find the exact and approximate a...

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Question

A radius r of a spherical balloon is increasing at a rate of 2 cm/s. Find the
rate of a volume V increases at the instant the diameter is 4 cm. (V = ar³)
ОА.
96л ст3 /s
О в.
32п ст3 /s
128п ст3/s
OD.
9.6п ст3/s

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