7.9.12.15.18.19.Part A
(B) The volume is given by , an improper integral.(D) . Series fails the nth Term Test.(A) Use the Parts Formula with u = x and dv = ex dx. Then du = dx and v
= ex, and(B) The arc length is given by the integral which is(D) and .(C) The initial point given (x 0 , y 0 ) is given to be (0, 2); use this initial
point with step size Δx = 0.5.