A single$-$degree derive a specific equation for given figure through an undamped single$-$degree rotation freedom eqution $($not a general equation$)$ and mass stiffness matrix. Also, equation the single$-$degreean a$,$ write a MATLAB code for equation natural frequency, forcing frequency, forcing frequency vs phase angle, forcing frequency vs response amplitude a in single$-$degree time response plots, Where length m $=0\mathrm{.}029$ kg $,$ k$=5$ KN$/$m$2,$ r $=0\mathrm{.}025$ m$.$ F$1=0\mathrm{.}004575$ kg$-$m$,$ F$2=0\mathrm{.}0061$ kg$-$m$,$ F$3=0\mathrm{.}0064$ kg$-$m$,$ F$4=0\mathrm{.}004575$ kg$,$ F$5=0\mathrm{.}0061$ kg$-$m$,$ F$6=0\mathrm{.}0064$ kg$-$m$,$ t $=1$ to $5$ second. No damper C$=0.$