Объяснение:
№7
(-2/3х³у)² * (-1 1/2ху³)³ =
(-2/3)² * (х³)² * у² * (-1 1/2)³ * х³ * (у³)³ =
4/9 * х⁶ * у² * (-3/2)³ * х³ * у⁹ =
4/9 * х⁶ * у² * (-27/8) * х³ * у⁹ =
(4/9 * (-27/8)) * (х⁶ * х³) * (у² * у⁹) =
(1/1 * (-3/2)) * х⁹ * у¹¹ = -3/2х⁹у¹¹ = -1 1/2х⁹у¹¹
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Answers & Comments
Объяснение:
№7
(-2/3х³у)² * (-1 1/2ху³)³ =
(-2/3)² * (х³)² * у² * (-1 1/2)³ * х³ * (у³)³ =
4/9 * х⁶ * у² * (-3/2)³ * х³ * у⁹ =
4/9 * х⁶ * у² * (-27/8) * х³ * у⁹ =
(4/9 * (-27/8)) * (х⁶ * х³) * (у² * у⁹) =
(1/1 * (-3/2)) * х⁹ * у¹¹ = -3/2х⁹у¹¹ = -1 1/2х⁹у¹¹