Evaluate the indefinite integral using Substitution. -9 1n x dx = (Use C for the constant of integration.)Evaluate the indefinite integrals using Substitution. (use C for the constant of integration.) a) sin' (x) cos( re ) da = b) sin(ae) (cos(a ))' da =Evaluate the indefinite integrals using Substitution. (use C for the constant of integration.) a) ( ex' da = b) / ex2+2x-2( x + 1) dx =