This is a subjective question, hence you have to write your answer in the Text$-$Field given below$202317625680203040506762568-39-2024/07/201762568-6911819-2024/07/20($Answer must be in your own hand$-$writing$)($a$)$ Prove by direct method that, if n is any integer and $3$n$+2$ is odd, then n is odd.b$)\%(2$ marks$)($b$)$ Let U $=\{$xx is a letter either from 'EDUCATION' or 'BOUNDARY'$\}$ be the universal set with elements arranged in alphabetical order. Let A $=\{$xx is a vowel and B $=\{$xx is a letter from 'OBEDIENT'$\}.$ Obtain the computer representations of the sets AUB and An B$.$