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anonymous

  • 5 years ago

Differentiate the function. f(x) = sin (x) ln(3x)

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  1. Vijay
    • 5 years ago
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    3sin(x)*(1/3x) +ln(3x)cos(x)

  2. anonymous
    • 5 years ago
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    how did u get the three infront of sin?

  3. Vijay
    • 5 years ago
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    when u differentiate inside the bracket i mean 3x

  4. anonymous
    • 5 years ago
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    so its not 3sin(x)? or it is

  5. Vijay
    • 5 years ago
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    sorry , sin(x)/x +log(3x)cosx

  6. anonymous
    • 5 years ago
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    so u do product rule for sinx ln3x?

  7. anonymous
    • 5 years ago
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    im stll a little confused?

  8. Vijay
    • 5 years ago
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    yes , use differentiate by parts ans: sin(x)/x +log(3x)cosx

  9. anonymous
    • 5 years ago
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    where did the log come from?

  10. Vijay
    • 5 years ago
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    sorry that is ln

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