2/3
Объяснение:
(5m²n-m³)+7m³-(6m³-3m²n) = 5m²n-m³+7m³-6m³+3m²n = 8m²n
m = 2/3, n=3/16
8m²n =8*2/3)²*(3/16) = 8* 4/9 * 3/16 = 2/3
2/3
Объяснение:
(5m²n-m³)+7m³-(6m³-3m²n) = 5m²n-m³+7m³-6m³+3m²n = 8m²n
m = 2/3, n=3/16
8m²n =8*2/3)²*(3/16) = 8* 4/9 * 3/16 = 2/3