Question

.solve....................... ​

Answer 1

Step-by-step explanation:

(7x^3+8y^3-2x^2y^2)+(3x^3-5y^3+x^2y^2)

=7x^3+3x^3+8y^3-5y^3-2x^2y^2+x^2y^2

=10x^3+3y^3-x^2y^2

(-2x^3+y^3-x^2y^2)-(10x^3+3y^3-x^2y^2)

-2x^3+y^3-x^2y^2-10x^3-3y^3+x^2y^2

=-12x^3-2y^3....... answer