Given Haskell terms, Give the most general unifier.

3. Give the most general unifier for the following terms: (a) Unify f(g(x,y), 2) and f(w,9(w,2)) (b) Unify f(x,g(y, 2)) and f(g(z,y), x) (c) Unify f(g(x,y),z) and f(z, h(x,y)) 3. Give the most general unifier for the following terms: (a) Unify f(g(x,y), 2) and f(w,9(w,2)) (b) Unify f(x,g(y, 2)) and f(g(z,y), x) (c) Unify f(g(x,y),z) and f(z, h(x,y))