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amyna

  • one year ago

find the derivative: f(x)= (ln x)^3

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  1. amyna
    • one year ago
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    |dw:1440709887976:dw|

  2. IrishBoy123
    • one year ago
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    \(f(x)= (ln x)^3\) are you learning chain rule?

  3. amyna
    • one year ago
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    yes i have have learned it last semester

  4. IrishBoy123
    • one year ago
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    so prepare to chain rule! let \(u = ln x\) and then go.

  5. amyna
    • one year ago
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    i have to use u- sub or is the answer 3(lnx)^2 (1/x)?

  6. IrishBoy123
    • one year ago
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    cool, well done!

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