verify the associativity for the following three mappings :f:N to Z{the set of all non zero integers},g:Z to Q and h:O to R given by f[x}=2x,g{x}=1/x and h{x}=ex

Asked by Farheen Khan | 29th May, 2011, 01:19: PM

Expert Answer:

Answered by  | 30th May, 2011, 10:30: AM

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