Объяснение:
(2,5a²+4b)²=6,25a^4+20a²b+16b²
(2,4m³+ ¾ t)²=5,76m^6+3,6m³t+9/16t²
(3/8 a-2/3b^4)^2=9/64a^2-1/2ab^4+4/9b^8
Объяснение:
(2,5a²+4b)²=6,25a^4+20a²b+16b²
(2,4m³+ ¾ t)²=5,76m^6+3,6m³t+9/16t²
(3/8 a-2/3b^4)^2=9/64a^2-1/2ab^4+4/9b^8