SOLUTION: can you help me work through this problem? cubed root of 81 minus the cubed root of 24 Thank you so much!!

Algebra ->  Square-cubic-other-roots -> SOLUTION: can you help me work through this problem? cubed root of 81 minus the cubed root of 24 Thank you so much!!      Log On


   

Question 587001: can you help me work through this problem?
cubed root of 81 minus the cubed root of 24
Thank you so much!!
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
cubed [sic] root of 81 minus the cubed [sic] root of 24
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It's cube root.
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root%283%2C81%29+-+root%283%2C24%29
= root%283%2C27%2A3%29+-+root%283%2C3%2A8%29
= 3root%283%2C3%29+-+2root%283%2C3%29
= root%283%2C3%29