(a)
To show: the generated volumes have the ratio 4:1.
(a)
Explanation of Solution
Given:
The parabola
Proof:
The equation of solid formed by revolving A around the
And, the volume of the right circular cylinder formed by revolving the rectangle about the
The volume of the solid formed by revolving
Thus, the ratio of
Conclusion:
Therefore, the ratio of
(b)
To find: the ratio of the volume of the solids.
(b)
Answer to Problem 38E
The ratio of
Explanation of Solution
Calculation:
And, the volume of the right circular cylinder formed by revolving the rectangle about the
The volume of the solid formed by revolving
Thus, the ratio of
Conclusion:
Therefore, the ratio of
Chapter A5 Solutions
Calculus: Graphical, Numerical, Algebraic: Solutions Manual
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