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\(\raisebox{-0.8em}{\)1)\kern{0.7em} 3^{2\cdot a}3\cdot 3\cdot a^3\cdot (2x)^7:(2x)^{5=\(}\) \(\newline\) \(\raisebox{-0.8em}{\)=(3a}2)\(}\) [ ] \(\raisebox{-0.8em}{\)+(2x)\(}\) [ ] \(\raisebox{-0.8em}{\);\(}\)

\(\raisebox{-0.8em}{\) 2)\kern{0.7em} (b^3)^3-(a+b)^8:(a+b)^3=\(}\) \(\newline\) \(\raisebox{-0.8em}{\)=b\(}\) [ ] \(\raisebox{-0.8em}{\)-(a+b)\(}\) [ ] \(\raisebox{-0.8em}{\);\(}\)

\(\raisebox{-0.8em}{\)3)\kern{0.7em} (x^{3)5\cdot y\cdot y3\cdot y}5+(a^{2)4\cdot b8:b}3:b^2=\(}\) \(\newline\) \(\raisebox{-0.8em}{\)=x\(}\) [ ] \(\raisebox{-0.8em}{\)\cdot y\(}\) [ ] \(\raisebox{-0.8em}{\)+a\(}\) [ ] \(\raisebox{-0.8em}{\)\cdot b\(}\) [ ] \(\raisebox{-0.8em}{\);\(}\)

\(\raisebox{-0.8em}{\)4)\kern{0.7em} 3 \cdot m^{2 \cdot m}3 \cdot m^{4 \cdot n}{13}:n^{7 -\(}\) \(\raisebox{-0.8em}{\)2\cdot n\cdot n}2\cdot n^{3\cdot m}{14}:m^5= \(}\) \(\newline\) \(\raisebox{-0.8em}{\)=m\(}\) [ ] \(\raisebox{-0.8em}{\)\cdot n\(}\) [ ] \(\raisebox{-0.8em}{\).\(}\)