Math for Econ II, Written Assignment 5 (28 points)Due Friday, October 17Jankowski, Fall 2014Please write neat solutions for the problems below. Show all your work. If you only write the answer with no work,you will not be given any credit.•Write your name and recitation section number.•Staple your homework if you have multiple pages!1.(a) (2 pts) FindA-1ifA=302-1.
(b) (4 pts) FindA-1ifA=