Hello I need help with my calc 2 homework

1. [0.5/1 Points] DETAILS PREVIOUS ANSWERS SCALCET8 7.3.002. Evaluate the integral using the indicated trigonometric substitution. (Use C for the constant of integration.) x3 dx, X = 4 tan(0) X- + 16Evaluate the integral using the indicated trigonometric substitution. (Use C for the constant of integration.) 'f 2 _ f X 9 dx, x = 3 sec(6) x S