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Find-the-surface-area-of-the-solid-generated-by-the-revolution-of-the-cardioids-r-a-1-cos-about-the-initial-line-




Question Number 83642 by niroj last updated on 04/Mar/20
     Find the surface area of the solid generated    by the revolution of the cardioids r=a(1+cos θ) about the initial line.
$$ \\ $$$$\: \\ $$$$\mathfrak{Find}\:\mathfrak{the}\:\mathfrak{surface}\:\mathfrak{area}\:\mathfrak{of}\:\mathfrak{the}\:\mathfrak{solid}\:\mathfrak{generated} \\ $$$$\:\:\mathfrak{by}\:\mathfrak{the}\:\mathfrak{revolution}\:\mathfrak{of}\:\mathfrak{the}\:\mathfrak{cardioids}\:\mathfrak{r}=\mathfrak{a}\left(\mathrm{1}+\mathfrak{cos}\:\theta\right)\:\mathfrak{about}\:\mathfrak{the}\:\mathfrak{initial}\:\mathfrak{line}. \\ $$

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