Show the process pls

4.x2. 1. (2 marks) Let f(x) = 3-22 (a) Give the largest possible set D C R so that f : D - R is well defined. Use proper set theory notation. (b) Compute the limit lim 4x2 - x 1-+00 3 - -2 (c) Compute the limit lim (d) Use https://www.geogebra. org/calculator to make a sketch of the function, take a screenshot and attach to your submission