Math Problem Statement

Найти производную функции: y = (log₂(x² + 3) / (1 + x³))^(1/3)

Solution

The function in the image is:

y=log2(x2+3)1+x33y = \sqrt[3]{\frac{\log_2(x^2 + 3)}{1 + x^3}}

We need to find its derivative.

Step 1: Use the chain rule to differentiate the cube root function.

Let f(x)=log2(x2+3)1+x33f(x) = \sqrt[3]{\frac{\log_2(x^2 + 3)}{1 + x^3}}. To find the derivative, we will apply the chain rule and the quotient rule.

Step 2: Differentiate the inner function.

Let the inner function be:

g(x)=log2(x2+3)1+x3g(x) = \frac{\log_2(x^2 + 3)}{1 + x^3}

For the logarithmic part, we will use the chain rule. Recall the formula for the derivative of logb(u)\log_b(u) with respect to xx:

ddxlogb(u)=1uln(b)dudx\frac{d}{dx} \log_b(u) = \frac{1}{u \ln(b)} \cdot \frac{du}{dx}

Now, applying the quotient rule to g(x)g(x):

[ \frac{d}{dx} \left( \frac{\log_2(x^2 + 3)}{1 + x^3} \right) = \frac{(1 + x^3)\cdot \frac{d}{dx}[\log_2(x^2 + 3)] - \log_2(x^2 + 3)\cdot \frac{d}{dx}[1 + x^3]}{(1 + x^3)^2} ]

Next, you can proceed with differentiating each part.

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Math Problem Analysis

Mathematical Concepts

Differentiation
Logarithmic Functions
Quotient Rule
Chain Rule

Formulas

Derivative of log_b(u): d/dx[log_b(u)] = (1 / (u * ln(b))) * du/dx
Quotient Rule: (v * u' - u * v') / v²
Chain Rule: d/dx[f(g(x))] = f'(g(x)) * g'(x)

Theorems

Properties of Logarithms
Rules of Differentiation

Suitable Grade Level

Undergraduate Calculus