Write the following sets using the listing (roster) method or using set builder notation. complete parts (a) and (b) below. a. write the set of letters in the word 'accurately using the most concise method where a is the set of lowercase letters. (use a comma to separate answers as needed.) a. the set of letters is {x|xea and x = b. the set of letters is ac, u,r. tel. y} b. write the set of natural numbers greater than 23 using the most concise method. (use a comma to separate answers as needed. o a. the set of number is {x|xen and x = ob. the set of numbers is {xixen and x o c. the set of numbers is od. the set of numbers is xixen and x click to select and enter your answers and track check answer clear all