I've to find the general solution and determine how the solutions behave as t-->infinity.
d/dt (μ(t)y(t)) = μy'+μ'y
What we need: μ' = -2μ, which is a separable equation with μ=e^(-2t)
Did I do this right and how does it behave?
2. y'+y= te^(-t)+1. I couldn't figure out this one 8(