please solve quickly

Find the position function r(t), given the velocity function v (t) =6e27 - 4e"'7 + ek and F(0) = 7 + 2k- OF(t) =(3e21-2)7 +(4e-1-4)] +(e' + 1)k OF(1) =(3e21 + 1)7 +(4e-1)] +(e' +2)k OF(t) =(3021-2)7 -(4e-1-4)] +(e' + 1)k O 7(t) =(3e21 -3)7 +(4e-1 - 4)] +(e' - 1)k O None of these