rahe50
rahe50
06-02-2017
Mathematics
contestada
xy=7, x=0, y=7 and y=9 revolves around the x axis
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LammettHash
LammettHash
06-02-2017
With shells, the volume is given by
[tex]2\pi\displaystyle\int_7^9\frac7y\times y=14\pi\int_7^9\mathrm dy=28\pi[/tex]
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