Simplify a square root of a rational number

The video tutorial explains how to simplify square roots, particularly focusing on the square root of fractions. It addresses common misconceptions and provides a step-by-step example of calculating the square root of 36 divided by 4. The tutorial also covers how to handle cases where the numerator is not divisible by the denominator, using the example of 25 divided by 81. The key takeaway is that the square root symbol can be applied separately to the numerator and the denominator of a fraction.

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