Question

If √x=x-2 ,then What be the value of x.

Answer 1

Answer:

x^2 = x^2 - 4x + 4

x^2 - x^2 + 4x = 4

0 + 4x = 4

x = 4/4 = 1

Answer 2

Answer:

1 or 4

Step-by-step explanation:

$\sqrt{x}$ = x-2

S O B S

x=$(x-2)^{2}$

x=$x^{2}$-4x+4

$x^{2}$-5x+4=0

(x-4)(x-1)=0

x= 1 or 4