7. Consider the driven, damped oscillator y" + 4y/ + 13y = f (t), y (0) = 0, y' (0) = 0 where f is the driving force pictured below 2.5 1.5 1 0.5 -0.5 (a) Use Laplace transforms to find the solution. (b) Use Geogebra to sketch the solution. https://www.geogebra.org/calculator(you can export the Geogebra graph and include it as the last assignment. page of your submitted (c) Describe, using a short narrative, the behavior of the oscillator and how it relates to the driving force.

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