Calculate the circulation, f · dr, c in two ways, directly and using stokes' theorem. f = y i + z j + xk and c is the boundary of s, the paraboloid z = 4 − (x2 + y2), z ≥ 0 oriented upward. (hint: use polar coordinates.)

You have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint? you have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Awasher and a dryer cost $701 combined. the washer costs $51 more than the dryer. what is the cost of the dryer?