2. [-/1 Points] DETAILS SESSCALC2 4.5.004. Evaluate the integral by making the given substitution. (Use C for the constant of integration.) t (1 - 7t)9 , where u = 1 - 7t Need Help? Read It 3. [-/1 Points] DETAILS SESSCALC2 4.5.006.MI. Evaluate the integral by making the given substitution. (Use C for the constant of integration.) sec2(1/x9) dx, u = 1/x9 x101. [-/1 Points] DETAILS SESSCALC2 4.5.002.MI. Evaluate the integral by making the given substitution. (Use C for the constant of integration.) * 3 (7 + x4) 5 dx, u = 7+