Question

Resolver: ayuda ;--; es para hoy dia xdd​

Answer 1

Respuesta:

$(x + 3) {}^{2} = {x}^{2} + 6x + 9 \\ (x - y) {}^{2} = {x}^{2} - 2xy + {y}^{2} \\ (y + 5)(y - 5) = {y}^{2} - 25 \\ (x + 3)(x + 1) = {x}^{2} + 4x + 3$