* A cubic sequence is a sequence in which the third level of differences (D3) is constant. * It is represented by the function tn=an3+bn2+cn+d, where D3=6a, and a does not equal zero.
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If a monotone sequence An is convergent, then a limit exists for it. On the other hand, if the sequence is divergent, then a limit does not exist.
There is no such thing as a 'cubic square inch'. The density of aluminum is 0.0858 pound per cubic inch. (rounded)
Not in a row or sequence
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1 cubic foot = 1,728 cubic inches1 cubic yard = 27 cubic feet = 46,656 cubic inches1 ft = 12 inches40 ft = 480 inchesVolume of the walk = (48" x 480" x 3.5") = 80,640 cubic inches = 1.7284 cubic yard (rounded)