Question: 17. Consider the initial value problem 5u +2u' +7u = 0, u(0) = 2, u'(0) = 1. a. Find the solution u(t) of this

17. Consider the initial value problem 5u" +2u' +7u = 0, u(0) = 2, u'(0) = 1. a. Find the solution u(t) of this problem. b. Find the smallest T such that lu(t)| 0.1 for all t > T.

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