dx 2 pts each x 1 A Use substitution Hint set u X 1 Su 1 de julidt I tre cit 24 U 25u de jare 3 20 13 Use Integration by Pants Hint setung POL FOL 1 and der Jx17 16 21 du x 7 9 3 2017 26 77 55147 2 50 7 03 225271 4 2 1 x 1 3 du dr chi chu I 2 x 7 c show answer A is the same as conser A 2 x 1 x 1 Wolfie X 2 5 1 2 x 1 da X 2 x 1 2 x 1 t d t X2 x 1 2 dt dx x 2 5 1 2x2 t X 2 x 7 2 x 2 147 FT 3 2x x 1 H 1 x y 2 x 7 4 2 1266 te 3 f