${\displaystyle \underset{0}{\overset{x_{0\mathrm{.}1733}}{}}}f(x)dx=17\mathrm{.}33\%$

${\displaystyle \underset{0}{\overset{x_{0\mathrm{.}465}}{}}}f(x)dx=34\mathrm{.}65\%$

${\displaystyle \underset{0}{\overset{x_{0\mathrm{.}598}}{}}}f(x)dx=51\mathrm{.}98\%$

find each x with step by step both by manual calculation and python code