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calyne

  • 4 years ago

Differentiate the function f(x) = sin x ln(5x)

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  1. anonymous
    • 4 years ago
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    poduct plus chain rule

  2. anonymous
    • 4 years ago
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    \[(fg)'=f'g+g'f\] use \[f(x)=\sin9x), f'(x)=\cos(x), g(x)=\ln(5x), g'(x)=\frac{1}{x}\]

  3. siddhantsharan
    • 4 years ago
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    cosxln5x + sinx/x

  4. anonymous
    • 4 years ago
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    typo there \[f(x)=\sin(x)\]

  5. calyne
    • 4 years ago
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    the function is f(x) = sin(x) * ln(5x)

  6. calyne
    • 4 years ago
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    the derivative of ln(5x) is 5/x or 1/5x?

  7. siddhantsharan
    • 4 years ago
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    None. Use chain rule = (1/5x)*5= 1/x

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