SOLUTION: Find the following. root ( 18, (-10)^18 )

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Question 132997: Find the following.
root ( 18, (-10)^18 )
Answer by solver91311(24713) About Me  (Show Source):
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Raising a negative number to an even power gives a positive result. Furthermore root%2818%2Cx%29 implies the positive root, so root+%28+18%2C+%28-10%29%5E18+%29=10