Differential EquationsHardExact Equations & Substitutions ShareExact Equations & Substitutions · Hard problemFor which value of kkk is (y+1)dx+(xk+x+2y)dy=0\left(y + 1\right)dx + \left(x k + x + 2 y\right)dy = 0(y+1)dx+(xk+x+2y)dy=0 exact?Check Show answer Walk through it step by step Practice more like this Review this concept