Which of the following is an equivalent expression to 81−1/2?(1 point)
Responses
1/81√
Start Fraction 1 over Start Root 81 End Root End Fraction
−81−−√
negative Start Root 81 End Root
81−−√
Start Root 81 End Root
−1/81√
−1/9+−√
To find the equivalent expression to 81−1/2, you need to simplify it.
The correct answer is −81−−√.