Question: please help and show work (1 point) Find y as a function of t if 121y + 81y = 0, y(1) = 4, y' (1)

please help and show work

please help and show work (1 point) Find y as a function

(1 point) Find y as a function of t if 121y" + 81y = 0, y(1) = 4, y' (1) = 2. y =

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