Given the three functions, f, g, and h, answer the questions below by dragging the correct expression into the box provided. _ z1 _ 5z _ 7 f (:r:) - z2-9 g (:1: ) T z24z+3 h (:1:) 224223 ' The least common denominator of f (z) and g(zx) )o_.: E ' The least common denominator of g () and h(z) }'_.: i ' The least common denominator of f (z) and k (z) )..: E u@m@n@+m| 2 (z3)(z+3)(z+1) H i (z1)(c+3)(z+1)