Math Problem Statement
log base 8 x - log base9 x = 1
Solution
We are given the equation:
To solve this, we can use properties of logarithms. First, we apply the change of base formula to rewrite the logarithms with a common base. The change of base formula is:
Let's convert both logarithms to base 10 (or natural logarithms, but base 10 will work fine here):
Now substitute these into the original equation:
Next, factor out from the terms on the left-hand side:
Now, simplify the terms in parentheses. To do this, we need a common denominator:
Using the property , we get:
Substitute this back:
Now, solve for :
Finally, raise 10 to the power of both sides to solve for :
Would you like me to compute a numerical approximation for , or would you prefer a deeper explanation of this solution?
Here are a few related questions for deeper exploration:
- How can we simplify logarithmic expressions with different bases?
- What are the properties of logarithms that help in solving such equations?
- How does the change of base formula help when working with logarithms of different bases?
- What is the meaning of the logarithmic function in the context of exponential growth and decay?
- How can we solve logarithmic equations involving both logarithmic and exponential terms?
Tip: When solving logarithmic equations, it's often helpful to first express all logarithms in terms of a common base to simplify calculations!
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Math Problem Analysis
Mathematical Concepts
Logarithms
Change of Base Formula
Algebra
Formulas
log_b a = log a / log b
log a - log b = log(a/b)
Theorems
Change of Base Theorem
Logarithmic Properties
Suitable Grade Level
Grades 9-12