Find the volume of the solid generated by revolving about the x-axis the region under the curve
y
=
1
x
\displaystyle {y}=\frac{{1}}{{x}}
y
=
x
1
from
x
=
4
\displaystyle {x}={4}
x
=
4
to
x
=
∞
\displaystyle {x}=\infty
x
=
∞
. If the answer does not exist, enter DNE. Otherwise, round to four decimal places.
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