81 = (-3)^4
-81 = -3^4
1/81 = 3^-4 because 3^-4 = 1 / 3^4 = 1 / 81
- 1/81 = -3^-4 because -3^-4 = -1 /(3^4) = - 1 / 81
Answer:
Step-by-step explanation: In some cases you must apply the exponent rule, simplify, or multiply them together to get your answer.
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