1.

Which among the following is not equal to 1?

A. \[\frac{{{2}^{8}}\times 32}{8\times 1024}\]
B.  \[[{{(-2)}^{6}}\times {{2}^{-4}}]\div \frac{{{(-2)}^{8}}}{64}\]
C.  \[\frac{{{3}^{-1/3}}}{81}\times \frac{{{3}^{-11/3}}}{{{3}^{-8}}}\] 
D.  \[\frac{{{3}^{-5/4}}\times {{3}^{-15/4}}}{{{(2+7)}^{-2}}}\]
E.  None of these
Answer» E.  None of these


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