Simplifying a number raised to a negative rational power

The video tutorial discusses how to approach a mathematical problem by ensuring expressions are written with positive exponents. Initially, the instructor introduces the problem and emphasizes the importance of positive exponents. A mistake in the exponent value is identified and corrected, demonstrating the process of verifying and adjusting calculations. The session concludes with a brief pause for clarification.

What is the significance of writing expressions with positive exponents as mentioned in the text?

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What does the speaker correct themselves about regarding the fraction?

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