How to evaluate a number with a negative fraction exponent?

To evaluate a number with a negative fraction exponent, you need to take care of two things.
1) The negative exponent.
2) The fraction as an exponent.

1) Negative exponent



2) Fractional exponent



Example:

Evaluate



First, take care of the negative exponent.



Now we take care of the fractional exponent by using a root.

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