Respuesta :

#1

[tex]\\ \sf\longmapsto (x+2)^2[/tex]

[tex]\\ \sf\longmapsto x^2+4x+4[/tex]

#2

[tex]\\ \sf\longmapsto (x-4)^2[/tex]

[tex]\\ \sf\longmapsto x^2-8x+16[/tex]

#3

[tex]\\ \sf\longmapsto (2x+3y)^2[/tex]

[tex]\\ \sf\longmapsto 4x^2+12xy+9y^2[/tex]

#4

[tex]\\ \sf\longmapsto (x^2-1)^2[/tex]

[tex]\\ \sf\longmapsto x^4-2x^2+1[/tex]

Answer:

Step-by-step explanation:

x^2 +4x +4 => (x+2)^2

x^2 -8x +16 => (x+4)^2

4x^2 +12xy +9y^2 => (2x+3y)^2

x^4 -2x^2 +1 => (x^2-1)^2