Math Problem Statement

can you show the steps

Can you show the steps to simplify the expression 1/3 (log x - 2 log y + 3 log z)?

Solution

We are given the expression:

13(logx2logy+3logz)\frac{1}{3} (\log x - 2 \log y + 3 \log z)

Let's go step-by-step to simplify it:

Step 1: Distribute the 13\frac{1}{3}

We will distribute 13\frac{1}{3} to each term inside the parentheses:

13logx132logy+133logz\frac{1}{3} \cdot \log x - \frac{1}{3} \cdot 2 \log y + \frac{1}{3} \cdot 3 \log z

Step 2: Simplify each term

Simplify the multiplication:

13logx23logy+logz\frac{1}{3} \log x - \frac{2}{3} \log y + \log z

Step 3: Combine the logarithmic terms

Using logarithmic properties:

  • logalogb=log(ab)\log a - \log b = \log \left(\frac{a}{b}\right)
  • nloga=logann \log a = \log a^n

We can rewrite the expression as:

logx13logy23+logz\log x^{\frac{1}{3}} - \log y^{\frac{2}{3}} + \log z

Now apply the logarithmic subtraction and addition properties:

log(x13zy23)\log \left(\frac{x^{\frac{1}{3}} z}{y^{\frac{2}{3}}}\right)

Thus, the simplified expression is:

log(x13zy23)\log \left(\frac{x^{\frac{1}{3}} z}{y^{\frac{2}{3}}}\right)

This is the final simplified form of the given expression.

Would you like further details on any step?

Follow-up Questions:

  1. What are the properties of logarithms used to simplify this expression?
  2. Can you simplify an expression like log(a2b3/c)\log (a^2 b^3 / c)?
  3. How do the logarithmic laws work with fractional exponents?
  4. What is the relationship between logarithmic addition and multiplication?
  5. Can we express this logarithmic expression using natural logarithms?

Tip:

Remember, logarithmic properties are powerful tools for simplifying complex expressions. Always check for opportunities to apply them!

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Math Problem Analysis

Mathematical Concepts

Logarithms
Algebra

Formulas

log a - log b = log(a / b)
n log a = log(a^n)

Theorems

Logarithmic properties

Suitable Grade Level

Grades 10-12