Question

6(x + 2y)³ + 8(x + 2y)²​

Answer 1

Answer:

Step-by-step explanation:

$= 6(x^{3} +6x^{2} y+12xy^{2}+8y^{3}) +8(x^{2}+4xy+4y^{2} )\\=6x^{3} +36x^{2} y+72xy^{2}+48y^{3} +8x^{2}+32xy+32y^{2}$