A $16\mathrm{.}9$ cm long rod has a nonuniform charge density given by the equation

$\backslash$lambda $($x$)=$Ae$$x$/$b$,$

where A $=5\mathrm{.}60$ nC$/$cm and b $=37\mathrm{.}5$ cm$.$ What is the total charge on the rod? This requires integration.