Question

Value of 81 to the power of - 1/2​

Answer 1

Answer:

9

Step-by-step explanation:

81 to the power of 1/2 is the same as the square root of 81, which gives 9. It's because the square root has an invisible 2 which most of you can't see with your mathematical eye and 81 is raised to the power of 1 inside the square root.

Answer 2

Answer:

1/9

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