Math Problem Statement
can one do this without using calculator
Solution
Yes, you can estimate without a calculator by using logarithm properties and approximations for known logarithms. Here's how you might do it:
Step 1: Break Down 36 into Factors
First, express 36 as a product of numbers whose logarithms are easier to calculate:
Step 2: Apply Logarithm Properties
Use the logarithm property: This gives:
Step 3: Use Logarithm Powers
Apply the property :
Step 4: Approximate Logarithms of 2 and 3
Now, use the approximate values for and : So:
Conclusion
This matches the value we found earlier, .
Would you like to explore more logarithm properties or have any further questions?
Here are 5 related questions for further practice:
- How can you approximate using logarithm properties?
- What is if you know ?
- How does the logarithmic scale work for measuring sound (decibels)?
- Can you express using logarithms of smaller numbers?
- What is the inverse operation of finding a logarithm?
Tip: Knowing a few key logarithm values, like and , allows you to estimate many logarithms without a calculator!
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Math Problem Analysis
Mathematical Concepts
Logarithms
Formulas
Logarithm property: \( \log_{10}(a \times b) = \log_{10}a + \log_{10}b \)
Logarithm power property: \( \log_{10}(a^b) = b \log_{10}a \)
Theorems
-
Suitable Grade Level
High School