1. 1. $\displaystyle\frac\pi{e+1}$
   2. $\dfrac{\pi}{\pi+e}$
   3. does not exist.
   4. $-\dfrac{2}{e+2}$
   5. does not exist.
   6. $\dfrac{1}{2}$
   7. $\dfrac98$
2. $\dfrac{81}2$
3. $1<p<3$
4. $p>0$
5. $\dfrac16$
6. $2$
7. iv, v, vi
8. (A)
9. (D)
10. $\dfrac12$
11. (C)
12. 1. convergent
    2. divergent
    3. divergent
    4. divergent
    5. divergent
    6. convergent
    7. divergent
    8. convergent
    9. divergent
    10. convergent
    11. convergent
    12. convergent
    13. divergent
    14. convergent
    15. convergent
    16. divergent
    17. convergent
    18. divergent
    19. convergent
13. $\dfrac25$
14. (A)

Chapter 2 Exercise

1. absolutely
2. conditionally
3. conditionally

Chapter 3 Exercise

p21

(A), (D)

(B)

(B)