daisy1619
daisy1619
19-12-2019
Mathematics
contestada
Someone please please please help me!!!!!
Respuesta :
Stefanisaska
Stefanisaska
19-12-2019
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
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