Suppose the driving force is given by Fdcos$($wat$).$ Newton's law is md$^2$x$/$dt$^2=-$kx$-$bdx$/$dt$+$Fdcos$($wat$)$The solution might have the formx$($t$)=$ Acos$($wat $+)$Determine the amplitude A$($wa$)($define wo $=($Jk$/$m$)^(1/2))$