f$($x$)=$Prn$($x$)+$R R

Find P$\_$n $($x$)$ andR$\_$n $($x$)$ for

about x$\_0=0\mathrm{.}25.$

Determine the number of

terms needed of the LHS of

the equation such that the

Absolute residual $(=$ value

of right side $-$ left side$)$ is

less than ${10}^{(6)}.$