A region is bounded by the curve

MATHEMATICS · Subjective · AP · Calculus AB · Applications of Integration · Applications of Integration

Problem

y=\sqrt{x}

, the

x

–axis, and the vertical line

x=4

. The region is revolved about the

y

–axis. Identify whether cross–sections perpendicular to the axis of rotation are discs or washers, and state which expression represents the radius used in the volume integral.

Related theory

Volume Applications
Applications of Integration

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