Please need answers for those 2 questions

The velocity function is v(t) = t2 - 3t + 2 for a particle moving along a line. Find the displacement and the di interval [-1, 6]. displacement = distance traveled = If needed, see page 287 of the Stewart Essential Calculus textbook for the definitions of these terms. 0.5 2.5 Let - f(x) dx = 7, f(x) dx - 8, f(x)dx = 9. 4 4 1 -1 Find f(x) dx = -2.5 -2.5 and (7f(x) - 8)da