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Homework Help: Is this very simple derivative, derived correctly?

  1. Apr 10, 2006 #1
    if y = 2x^2.9 - 3x^3.4 + 19

    the derivative?
    y' = 2(2.9)x ^ 1.9 -3(3.4)x^2.4 + 0
    y' = 5.8x^1.9 - 10.2x^2.4
     
  2. jcsd
  3. Apr 10, 2006 #2

    Pengwuino

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    Gold Member

    Yes that's correct
     
  4. Apr 10, 2006 #3
    and then the y'' of that would be...

    y'' = 11.02x^0.9 - 24.48x^1.4?
     
  5. Apr 10, 2006 #4

    Pengwuino

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    Gold Member

    Yes, that's right
     
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