Solve the given Exact Equation. Be sure to supply all the steps that lead to your answer. (cos x cos y+2x)dx(sin x sin y+2y)dy=0 Consider the following autonomous first-order differential equation. y' = yz + 2y which of the following is true about the asymptotic behavior of the equilibrium solutions a. y= -2 stable, None unstable, y = 0 semistable b. y=0 unstable, y = - 2 stable, Nonesemistable c. y= 0 stable, None unstable, y = - 2 semistable d. y= - 2 unstable, y = 0 stable, Nonesemistable e. None stable, y = 0 unstable, y = - 2 semistable