Question

solve question with formula
do not send unnecessary messages.
it's urgent ...​

Answer 1

Answer:

x^4v^4-16

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

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

(x^2y^2+4){(xy)^2-2^2}

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

hope it helps you