Question

2(x + 2y) - (x - 2y! + (x + 2y)(x - 2y) =

(a - b)(a + b) + (a + b)(a - b) =


ayuda ​

Answer 1

Respuesta:

Explicación paso a paso:

2(x + 2y) - (x - 2y! + (x + 2y)(x - 2y)

2x+4y -(x-2y+ $x^{2}$-2yx+2yx-4y)

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

2x+4y -x+2y -$x^{2}$+4y

x+8y+2y-$x^{2}$

x+10y-$x^{2}$

ordenamos y sale $x^{2} +x+10y$