Assignment(32 points due by 11 pm January 27th)Note: You can team up with one of your classmates to complete the assignment (not more than two in a team); if you want to work on the assignment individually thats also fine. If you are working in teams then only one submission is required per team; include both the team members last names as part of the assignment submission file name as well as in the assignment submission document.1) Problem 4.4 (page 122 in the text)2) Problem 4.20 (page 132 in the text)3) Problem 4.26 (page 139 in the text)4) Problem 4.34 (page 146 in the text)