Discrete Mathematics Problrms

There are 5 problems need to solve.  from problem 2 to 6. I already solved the first problem. So all only from 2 to 6.And problem 4 total (a, b , c, d, and e).So solve all the problems from the files (photos) that I shared.

"Looking for a Similar Assignment? Order now and Get 15% Discount! Use Code "FIRST15"