.7 /2 1. Evaluate sin ( 2x + der using substitution with definite integrals. 0 u = g(x) = du = [a, b] g(a) g (b)2. Evaluate V10 -2x dax using substitution with definite integrals. u = g(x) = du = [a, b]= g(a) g(b) =In(1/4) 3. Evaluate e" sec (er) dax using any appropriate technique.3 4. Evaluate dix using any appropriate technique. 2 VIn(x)