hey there I got a few questions in complex analysis fields and I circled the questions I have doubt in, pls help me with clear step by step solution if you r able to !

5. sin z [- at z = 0]. 6 741. [thetin/ 4 at z = tetin/4]. 7. z?et. [! at z = 0]. 8. et /(z - 1)2. [e at z =0; -e at z = 1). 9. (cosh 2z)/25. [3 at z = 0]. 10 z/ sin z. [(-1)"nu at z = nn, n= 41, 12, 13, ... ]. Evaluate by the residue theorem (contours are traversed in the anticlockwise sense): 16+7 dz [-7mi]. 11. $12121 27-27 Plz/=1 sin 2z dz [ mi ]. sinh z dz [wisin ( )]. 13. 912/=1 42241 tan "z dz [0]. 14. $12/=1 2 15. ja-41=1 =didz [ ]. 16. $121=20 2et dz [wi/3]. 17. flu- =1 2(-nadz [6mi]. 18. fizi=get /(z - 1)? dz [2rie]. 19. fizz es /(z - 1)2 dz [0]. 20. $121=2 (1482 ) sinh