Ответ:
Объяснение:
[tex]-125x^{7}y^{5}(-5x^{3}y)=625x^{7+3}y^{5+1}=625x^{10}y^{6}[/tex]
[tex](\frac{3}{8}x^{4}y)^{2} (2\frac{2}{3}xy^{3})^{3}=\frac{9}{64}*\frac{64}{9}*x^{4*3+1*3} *y^{1*3+3*3}=x^{15} y^{12}[/tex]
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Ответ:
Объяснение:
[tex]-125x^{7}y^{5}(-5x^{3}y)=625x^{7+3}y^{5+1}=625x^{10}y^{6}[/tex]
[tex](\frac{3}{8}x^{4}y)^{2} (2\frac{2}{3}xy^{3})^{3}=\frac{9}{64}*\frac{64}{9}*x^{4*3+1*3} *y^{1*3+3*3}=x^{15} y^{12}[/tex]