Math Problem Statement

Expand the logarithm fully using the properties of logs. Express the final answer in terms of log x. log 3x^2

Solution

To expand the logarithmic expression log(3x2)\log(3x^2) fully using properties of logarithms, we can proceed as follows:

  1. Apply the Product Rule of Logarithms: The product rule states that log(ab)=log(a)+log(b)\log(ab) = \log(a) + \log(b). log(3x2)=log(3)+log(x2)\log(3x^2) = \log(3) + \log(x^2)

  2. Apply the Power Rule of Logarithms: The power rule states that log(ab)=blog(a)\log(a^b) = b \cdot \log(a). log(3)+log(x2)=log(3)+2log(x)\log(3) + \log(x^2) = \log(3) + 2 \cdot \log(x)

So, the fully expanded expression is: log(3x2)=log(3)+2log(x)\log(3x^2) = \log(3) + 2 \log(x)

This is the final answer, expressed in terms of log(x)\log(x).

Would you like more details on any step, or have any questions?

Here are five related questions to deepen understanding:

  1. How would you expand log(5x3)\log(5x^3) using the properties of logarithms?
  2. What is the expanded form of log(2x4y3)\log(2x^4y^3)?
  3. If log(3)0.477\log(3) \approx 0.477 and log(x)=1\log(x) = 1, what is the numerical value of log(3x2)\log(3x^2)?
  4. How do the properties of logarithms apply when dividing terms, for example with log(x25)\log\left(\frac{x^2}{5}\right)?
  5. What is the purpose of using the product and power rules when working with logarithmic expressions?

Tip: Remember that breaking down logarithmic expressions using these properties helps simplify complex calculations, especially when variables or constants have exponents.

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Math Problem Analysis

Mathematical Concepts

Logarithms
Algebra

Formulas

Product Rule of Logarithms: log(ab) = log(a) + log(b)
Power Rule of Logarithms: log(a^b) = b * log(a)

Theorems

Properties of Logarithms

Suitable Grade Level

Grades 9-11