1.

If \[{{\mathbf{x}}^{\mathbf{3}}}\mathbf{-}{{\mathbf{y}}^{\mathbf{3}}}\mathbf{=1}\],  x > y, then find the value of \[\mathbf{lo}{{\mathbf{g}}_{\mathbf{(x-y)}}}\mathbf{ (}{{\mathbf{x}}^{\mathbf{2}}}\mathbf{+}{{\mathbf{y}}^{\mathbf{2}}}\mathbf{+xy)}\]

A. 0                                                                     
B. 1
C. -1             
D. Cannot be determined
E.  None of these
Answer» D. Cannot be determined


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