Find the point(s) at which the function f(x) = 8 - 6x equals its average value on the interval [0,2]. The function equals its average value at x =]. (Use a comma to separate answers as needed.)Find the position and velocity of an object moving along a straight line with the given acceleration, initial velocity, and initial position. a(t) = 8e-t, v(0) = -8, and s(0) = 11 V(t) = s(1) =