Step-by-step explanation:
Answered
(-2*x^0*y^3)*(4x^2y^4)+(2y^5)*(3xy)^2
-2*y^3*4x^2*y^4+2y^5*9*x^2*y^2
-2*y^3*4*x^2*y^4+2*y^5*9x^2y^2
-8x^2y^7+18*x^2*y^7
therefore
\boxed{\boxed{10*x^2*y^7}}