4). A sping-rass-darmper Systern has the diflerential equation: dx + Kx =0 dt dt? a. Solue x(t) if: M-2, b. Find X(0.6) B=8, K=205 , xc@)= 1.5, X(=-1 dt C. If the systerm is under-damped, find the peried f motion. Otherwise find the maximum displacement after motion begins

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