[" Where "x" is the displacement to a spring constant "k" ) and has a natural angular frequency "],[" A particle of mass "m" is attached to a spring cos ot "(omega!=omega o)" is applied to the oscillater.The time "],[" oo.An external force "F(t)" proportional to cos ot ot "(omega!=omega o)" is applied to the "2004;3/225,-1}],[" displacement of the oscillator will be proportional to: "],[[" (1) "(m)/(omega_(0)^(2)-omega^(2))," (2) "(1)/(m(omega_(0)^(2)-omega^(2)))," (3) "(1)/(m(omega_(0)^(2)+omega^(2)))," (4) "(m)/(omega_(0)^(2)+omega^(2))]]