Cho A = {x€Q:(x-1/2)(x^2-3)(x^2-x-6=0)} B = { X€ N : 1 < X < 5 }
Liệt kê các tập hợp sau đây : A ; B ; A HỢP B , A chia hết cho B

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.