The velocity vector field for a fluid flowing in double-struck r3 is given by v = xz, −yz, y m/s. let s be the oriented surface that is the portion of the plane x + y + z = 9 in the first octant with upward orientation n. compute the amount of fluid crossing s per second in the direction of n.

What is the 12th term of b(n)=-4-2(n-1)

Mozart lenses inc. recently introduced seelites, a thinner lens for eyelasses. of a sample of 800 eyeglass wearers, 246 said they would purchases their next pair of eyeglasses with the new lenses. lenses inc. estimates that the number of people who purchase eyeglasses in a year is 1,700,000. most eyeglasses wearer buy one new pair of eyeglasses a year. what is the annual sales potential for the new lenses.

The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?