Math Problem Statement

Differentiate with respect to x

Differentiate with respect to x: 2xy^3 * e^(x^2y^3) * ln(x^2) + e^(x^2y^3) * (2/x)

Solution

The expression given in the image is:

2xy3ex2y3ln(x2)+ex2y32x2xy^3 e^{x^2 y^3} \cdot \ln(x^2) + e^{x^2 y^3} \cdot \frac{2}{x}

Let's differentiate this with respect to xx. We will use the product rule, chain rule, and other relevant differentiation techniques.

Step-by-step differentiation:

  1. Differentiate the first term: 2xy3ex2y3ln(x2)2xy^3 e^{x^2 y^3} \ln(x^2):

    • Use the product rule: (fg)=fg+fg(f \cdot g)' = f' \cdot g + f \cdot g'.

    • Let f=2xy3ex2y3f = 2xy^3 e^{x^2 y^3} and g=ln(x2)g = \ln(x^2).

    • Differentiate f=2xy3ex2y3f = 2xy^3 e^{x^2 y^3}:

      • Differentiate 2xy32xy^3 using the product rule: 2(xy3)2 \cdot (xy^3).
      • Derivative of xx is 1, so the derivative of 2xy32xy^3 is 2y32y^3.
      • Now, apply the chain rule for ex2y3e^{x^2 y^3}. The derivative of eue^u is euue^u \cdot u', where u=x2y3u = x^2 y^3.
        • Derivative of x2y3x^2 y^3 with respect to xx is 2xy32xy^3.
      • Therefore, the derivative of 2xy3ex2y32xy^3 e^{x^2 y^3} is: 2y3ex2y3+2xy3ex2y32xy3=2y3ex2y3+4x2y6ex2y32y^3 e^{x^2 y^3} + 2xy^3 e^{x^2 y^3} \cdot 2xy^3 = 2y^3 e^{x^2 y^3} + 4x^2 y^6 e^{x^2 y^3}
    • Differentiate g=ln(x2)g = \ln(x^2):

      • The derivative of ln(x2)\ln(x^2) is 2x\frac{2}{x}.

    Now, using the product rule: (fg)=(2y3ex2y3+4x2y6ex2y3)ln(x2)+2xy3ex2y32x(f \cdot g)' = \left( 2y^3 e^{x^2 y^3} + 4x^2 y^6 e^{x^2 y^3} \right) \ln(x^2) + 2xy^3 e^{x^2 y^3} \cdot \frac{2}{x}

  2. Differentiate the second term: ex2y32xe^{x^2 y^3} \cdot \frac{2}{x}:

    • Use the product rule again.

    • Let f=ex2y3f = e^{x^2 y^3} and g=2xg = \frac{2}{x}.

    • Differentiate f=ex2y3f = e^{x^2 y^3}:

      • As before, the derivative of ex2y3e^{x^2 y^3} is ex2y32xy3e^{x^2 y^3} \cdot 2xy^3.
    • Differentiate g=2xg = \frac{2}{x}:

      • The derivative of 2x\frac{2}{x} is 2x2-\frac{2}{x^2}.

    Now, using the product rule: (ex2y32x)=2xy3ex2y32x+ex2y3(2x2)\left( e^{x^2 y^3} \cdot \frac{2}{x} \right)' = 2xy^3 e^{x^2 y^3} \cdot \frac{2}{x} + e^{x^2 y^3} \cdot \left( -\frac{2}{x^2} \right)

Final expression:

After applying the product and chain rules to both terms, the derivative of the full expression is:

(2xy3ex2y3ln(x2)+ex2y32x)=(2y3ex2y3+4x2y6ex2y3)ln(x2)+2xy3ex2y32x+2xy3ex2y32x+ex2y3(2x2)\left( 2xy^3 e^{x^2 y^3} \ln(x^2) + e^{x^2 y^3} \cdot \frac{2}{x} \right)' = \left( 2y^3 e^{x^2 y^3} + 4x^2 y^6 e^{x^2 y^3} \right) \ln(x^2) + 2xy^3 e^{x^2 y^3} \cdot \frac{2}{x} + 2xy^3 e^{x^2 y^3} \cdot \frac{2}{x} + e^{x^2 y^3} \cdot \left( -\frac{2}{x^2} \right)

Let me know if you'd like more details or clarifications.

Related questions:

  1. How does the chain rule work for exponential functions like ex2y3e^{x^2 y^3}?
  2. What is the product rule, and how is it applied in differentiation?
  3. Why do we need to use the logarithmic differentiation for ln(x2)\ln(x^2)?
  4. How would the derivative change if yy was a function of xx instead of a constant?
  5. What is the significance of simplifying expressions after differentiation?

Tip:

Always apply the product rule whenever you're differentiating a product of two or more functions to avoid mistakes.

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Math Problem Analysis

Mathematical Concepts

Differentiation
Product Rule
Chain Rule
Logarithmic Differentiation

Formulas

(f * g)' = f' * g + f * g'
d/dx [ln(u)] = 1/u * du/dx
d/dx [e^u] = e^u * du/dx

Theorems

Product Rule
Chain Rule
Logarithmic Rule

Suitable Grade Level

Grades 11-12 (Calculus)