Respuesta :

Answer:(√x+√2)²=x+√x*2+2

(√x-2*√2)*(√x+2*√2)=x-8

Step-by-step explanation:

(√x+√2)²= √x²+2*√x*√2+√2²²=x+√x*2+2

(√x-2*√2)*(√x+2*√2)=(√x)²-(2√2)²=x-8