Respuesta :

mirai123

Answer:

[tex]x^2-5x+6\\(x-3)(x-2)[/tex]

[tex]x^2-3x+4\\(x-4)(x+1)[/tex]

[tex]x^2+20x+100\\(x+10)(x+10)\\(x+10)^2[/tex]

That's the answer

[tex]x^2+14x-49\\x(x+14)-49[/tex]

Only [tex]x^2+20x+100[/tex] is a perfect square trinomial