Question

Please solve this image and solve the question
I will mark brainlist​

Answer 1

Answer:

6x³

Step-by-step explanation:

Please mark my answer as brainlieast.

Answer 2

Answer:

(x+y)^3+(x-y)^3+6x(x^2-y^2)

=(x+y)^3+(x-y)^3+3.(x+y)(x-y){(x+y)+(x-y)}

={(x+y)+(x-y)}^3

=(x+y+x-y)^3

=(2x)^3

=8x^3

so ,2nd is the correct answer