Question

(x+2y)²=x²+-------+4y​

Answer 1

Answer:

HOPE IT HELPS YOU

Step-by-step explanation:

=(x+2y)(x-2y)(x^2+4y^2)

=(x)^2-(2y)^2(x^2+4y^2)

=(x^2-4y^2)(x^2+4y^2)

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

=x^4-16y^4