The brown fabric company has a process that involves various componets $.$ one of the componets has a reliability of $0\mathrm{.}94$ but has a backup system whixh itself has a reliability of $\mathrm{.}92.$ what is the combined reliability of yhis process logether with its backup?

$R_s=R_1+(1-R_1)(R_2)$

$1,0899$

$20857$

$3\mathrm{.}0995$

$0\mathrm{.}4\mathrm{.}0\mathrm{.}989$