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monicadlg_13

  • 3 years ago

how do I find the derivative of f(x)= sin[ln(cosx^3)]

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  1. ash2326
    • 3 years ago
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    Use chain rule here \[\frac{d}{dx} f( g(x))=f'(x)\times \frac{d}{dx} g(x)\] Could you try ?

  2. monicadlg_13
    • 3 years ago
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    would it be cos[lncosx^3] X (-sinx^3)/(cosx^3) ?

  3. ash2326
    • 3 years ago
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    times the derivative of x^3 \[\cos (\ln{\cos x^3})\times \frac{1}{\cos x^3}\times (-\sin x^3)\times \frac{d}{dx} (x^3)\] Good work btw

  4. monicadlg_13
    • 3 years ago
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    Thanks !

  5. ash2326
    • 3 years ago
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    You're welcome :D

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