Find the indefinite integral. In s 353 ds O a) - 1 6.$2 (2 In S + 1) + C Ob ) 1 6s 2 (2 1n s + 1) + C O c ) - 12$2 (2 In s - 1) + C O d) - 1 12$2 (2 1n s - 1) + C O e) 12$2 (2 1n s + 1) + C