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18 July, 16:21

How do I factorise t³-3t-2

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Answers (2)
  1. 18 July, 16:48
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    t³ - 3t - 2 = t ³ - 4t + t - 2 = t (t²-4) + t - 2 = t (t-2) (t+2) + (t-2) =

    = (t-2) (t (t+2) + 1) = (t-2) (t²+2t+1) = (t-2) (t+1) ²
  2. 18 July, 20:07
    0
    I think it would stay the same as t^3 cannot be factorised nether can the 3t or the 2 so it would be the same
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