Question

A={x:x is a month with 31 days. Change in rooster form set

Answer 1

Step-by-step explanation:

(february,april,june,saptember,

november)

Answer 2

Step-by-step explanation:

Roster or tabular form: In roster form, all the elements of a set are listed, the elements are being separated by commas and are enclosed within braces { }. For Example: Z=the set of all integers={…,−3,−2,−1,0,1,2,3,…}