Question

Please answer clearly
with the steps
and identity used and all
please avoid giving direct answers as it causes immense confusion

thank you

Answer 1

Answer:

here is your answer hope it help you

Step-by-step explanation:

please thanks all my answer

Answer 2

Answer:

2y(4y^2-3x^2)

Step-by-step explanation:

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

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

8y^3-6yx^2

2y(4y^2-3x^2)