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11^2011x4^1005:[(22^2)^20]=

Răspuns :

11^2011x4^1005:[(22^2)^20]=
=
11^2011x2^2010:[(22^40]=
 
=11^2011x2^2010:(11^40x2^40)=
 
=11^1971x2^1970



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