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Mathematics, 06.10.2019 11:00 Shadow0202

Aspherical balloon is inflated with a gas at the rate of 500 cm3/min. how fast is the radius of the balloon increasing at the instant the radius is 30 cm? a. 5/(36pi)cm/min
b. 2/(18pi)cm/min
c. 4/(9pi)cm/min
d. 7/(24pi)cm/min

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