Question

porfavor ayuda :'v doy coronita

Answer 1

(a+b)^2= a^2+b^2+2ab
(a-b)^2=a^2+b^2-2ab


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


(6x^2-1)^2
36x^4+1-12x^2


(4x^3+2y)^2
16x^6+4y^2+16x^3y


(7u^3v+4r^4)^2
49u^6v^2+16r^8+56u^3vr^4