Darren filled boxes with tins of orange juice and numbered the boxes in the order in which they were filled. he packed the 496th tin box 21 and then stopped for lunch. box 21 was never completely filled. how many tins were in box 21?

Is there a direction u in which the rate of change of f(x,y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.