1)
2а³ * (-5а⁴в⁵)² = 2а³ * 25а⁸в¹⁰ = 50а¹¹в¹⁰,
2)
(-х⁶у)³ * 11х⁴у⁵ = -х¹⁸у³ * 11х⁴у⁵ = -11х²²у⁸,
3)
(-0,6а³в⁵с⁶)² * 3а²с⁸ = 0,36а⁶в¹⁰с¹² * 3а²с⁸ = 1,08а⁸в¹⁰с²⁰,
4)
-1 3/11 m⁴n⁹ * (-1/7 mn³)² = -14/11 m⁴n⁹ * 1/49 m²n⁶ = 2/77 m⁶n¹⁵.
5)
1 7/9 x⁷y² * (3/4 x²y⁹)⁴ = 16/9 x⁷y² * 81/256 x⁸y³⁶ = 9/16 x¹⁵y³⁸
6)
-(-2c²d⁵)⁷ * (-1/2 c⁴d⁵)⁴ = 128c¹⁴d³⁵ * 1/16 c¹⁶d²⁰ = 8c³⁰d⁵⁵