Сократи дробь: 1) \cfrac{(2a-2b)^{2}}{6a-6b} = \cfrac{(2(a-b))^{2}}{6(a-b)} = ; 2) \cfrac{(4x+16y)^{2}}{x^{2}-16y^{2}} = ; 3) \cfrac{ab+4a-3b-12}{a^{2}-6a+9} = \cfrac{a(b+4)-3(b+4)}{(a-3)^{2}} = ; 4) \cfrac{m^{3}+1}{mn+n-7m-7} = ; 5) \cfrac{a^{2}+bc-b^{2}+ac}{ac+ab+c^{2}-b^{2}} = .

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Сократи дробь:

\(\cfrac{(2a-2b)^{2}}{6a-6b} = \cfrac{(2(a-b))^{2}}{6(a-b)} =\) [ ];
\(\cfrac{(4x+16y)^{2}}{x^{2}-16y^{2}} = \) [ ];
\(\cfrac{ab+4a-3b-12}{a^{2}-6a+9} = \cfrac{a(b+4)-3(b+4)}{(a-3)^{2}} =\) [ ];
\(\cfrac{m^{3}+1}{mn+n-7m-7} = \) [ ];
\(\cfrac{a^{2}+bc-b^{2}+ac}{ac+ab+c^{2}-b^{2}} = \) [ ].