Problem 11. (1 point) 1. For the integral the appropriate substitution is .... and the resulting trigonometric integral is .... rival + 25 O A. None of these OB. x = 5tan(0) 1 tan (@ ) - de Oc. x = 5sin(0) 1 sink -de OD. x = 5tan(0) 26 tan" (8 ) OE. IT = 5 sec(0) 25 [ sec(0) doProblem 12. (1 point) 1. Find the integral V2x3 + 1 dax using substitution. The resulting integral is ... -55 Vu du 09 # 09 O B vudu O C. None of these D. 3vudu E. Vudu 6 55 F. Vu du