Help please but maple must and only be used to find answer

Prof: Dr. Lawrence Name: Problem 1 4-2x Let f(x) x2-4 For the function above, please find the following: a) The domain of the function b) The real zeroes of the function c) The limit as x approaches 2 of f(x) . d) Plot f(x) Problem 2 Vx-3 Let g(x) = x-9 For the function above, please find the following: a) The domain of the function b) The real zeroes of the function c) The limit as x approaches 9 of g(x). d) Plot g(x)