Chapter 4, Section 2
Answers and solutions to selected problems
![[Graphics:sect4.2a_hmwkgr2.gif]](sect4.2a_hmwkgr2.gif)
![[Graphics:sect4.2a_hmwkgr1.gif]](sect4.2a_hmwkgr1.gif)
![[Graphics:sect4.2a_hmwkgr3.gif]](sect4.2a_hmwkgr3.gif)