Exam 1 will take place on Wednesday, September 24th. It will cover Ch 6

• Page 561 Review Exercises/ 7, 8 (true/false), 1, 2, 3, 4, 5, 7, 8, 11, 13, 14, 15, 16, 19, 20, 21, 23, 24, 25, 28, 29, 30, 31, 32, 33, 38, 40, 41, 42, 43, 44, 45--50, 61--68
• Page 558/ 39, 40, 41, 43, 44, 45

• problem 1d: |2x|<1, so |x|<1/2 and the radius of convergence is 1/2, not 1.
• problem 1b: |3x+1|<1, so |x+1/3|<1/3 and the radius of convergence is 1/3, not 1.
• problem 2b: 3/(x-1)^2=derivative of (3/1-x), not 1/(1-x). So the answer is sum_{k=1}^{infinity} 3kx^(k-1).