Consider the damped mass-spring system for mass of 0.9 kg, spring constant 8.7 N/m, damping 1.44 kg/s and an oscillating force 2.4 cos(wt) Newtons. That is, 0.9x" + 1.44x' + 8.7x = 2.4 cos(wt). What positive angular frequency w leads to maximum practical resonance? * help (numbers) W = What is the maximum displacement of the mass in the steady state solution when the we are at practical resonance: C(w) = * help (numbers)

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