Math Problem Statement

Use log₆ 3 ≈ 0.613 and log₆ 7 ≈ 1.086 to evaluate the logarithm log₆ (3/7).

Solution

To solve log637\log_6 \frac{3}{7} using the provided values, we can apply the property of logarithms:

logbac=logbalogbc\log_b \frac{a}{c} = \log_b a - \log_b c

In this case:

log637=log63log67\log_6 \frac{3}{7} = \log_6 3 - \log_6 7

Given:

  • log630.613\log_6 3 \approx 0.613
  • log671.086\log_6 7 \approx 1.086

Substitute these values into the expression:

log6370.6131.086=0.473\log_6 \frac{3}{7} \approx 0.613 - 1.086 = -0.473

So, the approximate value of log637\log_6 \frac{3}{7} is -0.473.

Would you like further details, or have any questions?

Here are some related questions for practice:

  1. How would you evaluate log673\log_6 \frac{7}{3} using the same properties?
  2. What is the value of log621\log_6 21 given log63\log_6 3 and log67\log_6 7?
  3. How can you use the change of base formula to verify these calculations?
  4. If log69\log_6 9 is needed, how would you use log63\log_6 3 to find it?
  5. What is the approximate value of log649\log_6 49?

Tip: Memorizing key logarithmic properties, like the quotient, product, and power rules, can make solving these problems much easier.

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Math Problem Analysis

Mathematical Concepts

Logarithms
Properties of Logarithms

Formulas

log_b (a/c) = log_b a - log_b c

Theorems

Quotient Rule for Logarithms

Suitable Grade Level

Grades 10-12