Multiple Choice
An anthill is in the shape formed by revolving the region bounded by and the x-axis about the y-axis. A researcher removes a cylindrical core from the center of the hill. What should the radius be to give the researcher 15% of the dirt?
A) 0.7206
B) 0.4412
C) 0.2794
D) 0.5588
Correct Answer:

Verified
Correct Answer:
Verified
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