a the rectangle 0 3 x 4 6 b the rectangle 0 3 0 3 c the region bounded
Question
(a) the rectangle [0, 3] x [4,6].
(b) the rectangle [0,3] × [0,3].
(c) the region bounded by the line y = 3x +2 and the x-axis, for x = [0,3].
(d) the region bounded by the line y = 3x + 2 and the x-axis, for x = [0, ∞0].