The volume of a spherical cancerous tumor is given by the function where r is the radius of the tumor in centimeters.By what factor is the volume of the tumor increased if its radius is quintuple?

Question

The volume of a spherical cancerous tumor is given by the function  where r is the radius of the tumor in centimeters.By what factor is the volume of the tumor increased if its radius is quintuple?

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The Answer of The volume of a spherical cancerous tumor is given by the function  where r is the radius of the tumor in centimeters.By what factor is the volume of the tumor increased if its radius is quintuple?

The Volume of a Spherical Cancerous Tumor Is Given by the Function