The questions are in the photo below: I would like them all solved correctly.

1. Use partial fractions to find the following integrals. 1 2$2+3 (Bl/z2+3m_4\" (bl/m\" 2' Use partial fractions to find the following integrals. 212 1 + 4 2m2 1 (a) f 1'3 + 41 d1 (b) [(41 1) (1:2 + 1) dx 3. State why the following integrals are improper, then evaluate each integral and state whether it converges or diverges. +00 1 d b +00 1: d +30 :2 d a e- 11 I c z e- z ( ) f0 ( ) /0 x2 + 1 ( ) [0 4. State why the following integrals are improper, then evaluate each integral and state whether it converges or diverges. 1 1 2 % (\"A (131)2111 (b) 0 Wit (c)/0 tanztda