1.

Which one among the following is the reciprocal of\[\frac{{{2}^{5}}\times {{3}^{7}}\times {{\left( \sqrt{7} \right)}^{3/4}}}{{{\left( \sqrt{8} \right)}^{2}}\times \left( \sqrt{7} \right)}\]?

A. \[{{2}^{-2}}\times {{3}^{-7}}\times {{7}^{5/8}}\]     
B.        \[{{2}^{3}}\times {{3}^{7}}\times {{7}^{-5/8}}\]
C. \[{{2}^{5}}\times 3-7\text{ }\times \text{ }{{7}^{-1/8}}\]
D.         \[{{2}^{-4}}\times {{3}^{7}}\times {{7}^{5/8}}\]
E.  None of these
Answer» B.        \[{{2}^{3}}\times {{3}^{7}}\times {{7}^{-5/8}}\]


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