Unit 4 Assignment . Given that f(x) = {(1, 3), (2, 9), (5, 7), (11, 9)} and g(x) = {(218).(3.1), (4. 5), (9. 1). (11. 0)} Determine the following. [5 marks] 8- f(x)+9(x) b- .906) -f(X) 6- (X) X 906) d LE} 90:) e - f.9(x) Given that g(x) = ix + 9 and Mac) = (x + 1)(x 1), determine the following. Simplify where possible. a. Mac) g(x) [1 mark] h h )