Divide the following polynomial:

(9x 4 + 3x 3 y - 5x 2 y 2 + xy 3) (3x 3 + 2x 2 y - xy 2)

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.