Question

find product of (x+2y)(x-2y)(x²+4y²)

Answer 1

Step-by-step explanation:

= ( x²-4y²)(x²+4y²). using (a+b)*(a-b)=(a²-b²)

Again using identity

=x⁴-16y⁴ [Answer]

Answer 2

Step-by-step explanation:

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

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

x^4 - 16y^4 ANSWER