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I understand how the 4th root of 81 yields a positive and negative answer. When asked to evaluate 16^(3/4) why is there no negative answer? Thanks!
Mohan Pawar On 2/20/13, Amanda wrote: > I understand how the 4th root of 81 yields a positive and > negative answer. When asked to evaluate 16^(3/4) why is > there no negative answer? Thanks!

Definition of a^(1/n) is the answer ------------------------------------ x=a^(1/n) is called as principle n^th real root of a and such root when it exis...See More
Feb 22, 2013
Mohan Pawar On 2/22/13, Mohan Pawar wrote: > On 2/20/13, Amanda wrote: >> I understand how the 4th root of 81 yields a positive and >> negative answer. When asked to evaluate 16^(3/4) why is >> there no negative answer? Thanks! > > Definition of a^(1/n) is the answer > ------------------------------------ > x=a^(1/n) is called ...See More
Feb 22, 2013


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