\[\boxed{\text{925.}\text{\ }еуроки - ответы\ на\ пятёрку}\]
\[\textbf{а)}\ x³ - y^{6} =\]
\[= (x - y^{2})(x^{2} + xy^{2} + y^{4})\]
\[\textbf{б)}\ a^{6} + b³ =\]
\[= (a^{2} + b)(a^{4} - a^{2}b + b^{2})\]
\[\textbf{в)}\ m^{9} - n^{3} =\]
\[= (m^{3} - n)(m^{6} + m^{3}n + n^{2})\]
\[\textbf{г)}\ p³ + k^{9} =\]
\[= (p + k^{3})(p^{2} - pk^{3} + k^{6})\]
\[\textbf{д)}\ a^{6} + b^{9} =\]
\[= (a^{2} + b^{3})(a^{4} - a^{2}b^{3} + b^{6})\]
\[\textbf{е)}\ x^{9} - y^{9} =\]
\[= (x^{3} - y^{3})(x^{6} + x^{3}y^{3} + y^{6})\]