Learn how to evaluate a number raised to a negative rational power

The video tutorial explains how to evaluate 81 raised to the negative 1/4. It begins by rewriting the expression with a positive exponent and explores different ways to express 81, such as 9 squared and 3 to the fourth power. The tutorial demonstrates simplification and verification of the solution, and also explores an alternative method to solve the problem, showing that both methods yield the same result.

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