Объяснение:
0,6х³у * (-5ху⁷)² = 0,6х³у * 25х²у¹⁴ =
(0,6 * 25) * (х³ * х²) * (у * у¹⁴) = 15 * х⁵ * у¹⁵ = 15х⁵у¹⁵
(-1/3а⁵b³)⁴ * (9a³b)² =
(-1/3)⁴ * (a⁵)⁴ * (b³)⁴ * 9² * (a³)² * b² =
1/81 * a²⁰ * b¹² * 81 * a⁶ * b² =
(1/81 * 81) * (a²⁰ * a⁶) * (b¹² * b²) =
1 * a²⁶ * b¹⁴ = a²⁶b¹⁴
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Объяснение:
0,6х³у * (-5ху⁷)² = 0,6х³у * 25х²у¹⁴ =
(0,6 * 25) * (х³ * х²) * (у * у¹⁴) = 15 * х⁵ * у¹⁵ = 15х⁵у¹⁵
(-1/3а⁵b³)⁴ * (9a³b)² =
(-1/3)⁴ * (a⁵)⁴ * (b³)⁴ * 9² * (a³)² * b² =
1/81 * a²⁰ * b¹² * 81 * a⁶ * b² =
(1/81 * 81) * (a²⁰ * a⁶) * (b¹² * b²) =
1 * a²⁶ * b¹⁴ = a²⁶b¹⁴