1.

If \[{{\left( 3 \right)}^{0.\overline{4}+0.\overline{5}}}=x,{{\left( 27 \right)}^{0.\overline{21}+0.\overline{12}}}\] then \[x\times y\] is

A.  \[{{3}^{4}}\]                         
B.  \[{{3}^{3}}\]             
C.  32          
D.  \[{{3}^{5}}\]
Answer» D.  \[{{3}^{5}}\]


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