Problem

Differentiate. \[ f(x)=\ln \left(\frac{x^{3}-5}{x}\right) \] \[ f^{\prime}(x)= \]

Solution

Step 1 :Given the function \(f(x)=\ln \left(\frac{x^{3}-5}{x}\right)\), we are asked to find its derivative.

Step 2 :First, we can simplify the function by splitting the natural logarithm into two parts using the properties of logarithms: \(f(x) = -\ln(x) + \ln(x^{3} - 5)\).

Step 3 :Next, we differentiate each part separately using the chain rule and the quotient rule.

Step 4 :The derivative of \(-\ln(x)\) is \(-\frac{1}{x}\) and the derivative of \(\ln(x^{3} - 5)\) is \(\frac{3x^{2}}{x^{3}-5}\).

Step 5 :Adding these two derivatives together, we find the derivative of the original function: \(f^{\prime}(x)=\frac{3x^{2}}{x^{3}-5}-\frac{1}{x}\).

Step 6 :Final Answer: \(f^{\prime}(x)=\boxed{\frac{3x^{2}}{x^{3}-5}-\frac{1}{x}}\)

From Solvely APP
Source: https://solvelyapp.com/problems/12863/

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