Answer:

8x^3 + 125y^3 +60x^2y + 150xy^2

Step-by-step explanation:

[(a+b)^3 = a^3 + b^3 +3a^2b +3ab^2]

(2x)^3 + (5y)^3 +3(2x)^2(5y)+3(2x)(5y)^2

8x^3 + 125y^3 +60x^2y + 150xy^2