Respuesta :

irspow

Answer:

Step-by-step explanation:

[tex](x-2-\sqrt{5})(x+2+\sqrt{5})\\ \\x^2+2x+x\sqrt{5}-2x-4-2\sqrt{5}-x\sqrt{5}-2\sqrt{5}-5\\ \\ x^2-4-2\sqrt{5}-2\sqrt{5}-5\\ \\ x^2-4\sqrt{5}-9[/tex]

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