Math 247 - Homework 3, Due on Tuesday, January 31 at the beginning of the lecture.

1. Section 6.2 from "Linear Algebra":# 9, 11,  20(b)
2. Section 6.3 from "Linear Algebra":# 1(c,d,e), 2(a,b),  3(a,b)
   

  Extra credit problem. (to be written up and submitted separately).