(A) 0 ≤ x ≤ π(B) 0 < x < π(C)(D)(E)32 . A rectangular box with an open top is constructed from cardboard to have a square base
of area x^2 and height h. If the volume of this box is 50 cubic units, how many square units
of cardboard, in terms of x, are needed to build this box?
(A) 5 x^2(B) 6 x^2(C)(D)(E)
33 .
(A) (n + 2)!
(B) (n + 1)!
(C) (n + 2)^2
(D) (n + 1)^2
(E) n