Given that?(?) = {(1, 3), (2, 9), (5, 7), (11, 9)} and?(?) = {(2, 8), (3, 1), (4, 5), (9, 1), (11, 0)}Determine the following. [5 marks]a.?(?) +?(?) b.?(?) ?(?)c.?(?) /?(?)d.?(?) ?(?)e.??(?)Given:?(?) = {(1, 3), (2, 9), (5, 7), (11, 9) =>x{1,2,5,11}, y{3,9,7,9}11?(?) = {(2, 8), (3, 1), (4, 5), (9, 1), (11, 0) => x{2,3,4,9,11} y{8,1,5,1,0}12Values of X that both f(x) and g(x) are defined for: XX= {2,11}12We see that only two points share the same x-values. x{2,11}Values of g(x) that f(x) is defined for: g(x){1,5,}