hey guys my first post! lol, im kinda deseperate, i have to handout a work on wednesday, its about a simulation of a multiplication in a truth table, this multiplicator must multiply 2 entrances of 2 bits each one and the result must be 4 bits and i need:

1- table of truth

2- using the product sum i must obtain the ecuations for the 4 exits and simplified them and i must include the Karnaugh maps

please someone help me!!