9/14/2014 The volume of a box is given by V(x) = 3x3 + 8x2 – 45x – 50. If one of its dimensions is 3x – 10, find the other 2 dimensions.


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9/14/2014 Solution.
Using Long Division – or Synthetic Division with a = 10/3 – when V(x) = 3x3 + 8x2 – 45x – 50 is divided by 3x – 10, we get g(x) = x2 + 6x + 5 → (x + 1) and (x + 5) are the other 2 dimensions.